Return-Path: X-Original-To: apmail-cassandra-user-archive@www.apache.org Delivered-To: apmail-cassandra-user-archive@www.apache.org Received: from mail.apache.org (hermes.apache.org [140.211.11.3]) by minotaur.apache.org (Postfix) with SMTP id 58BA311B5B for ; Tue, 26 Aug 2014 10:50:57 +0000 (UTC) Received: (qmail 19227 invoked by uid 500); 26 Aug 2014 10:50:50 -0000 Delivered-To: apmail-cassandra-user-archive@cassandra.apache.org Received: (qmail 19187 invoked by uid 500); 26 Aug 2014 10:50:50 -0000 Mailing-List: contact user-help@cassandra.apache.org; run by ezmlm Precedence: bulk List-Help: List-Unsubscribe: List-Post: List-Id: Reply-To: user@cassandra.apache.org Delivered-To: mailing list user@cassandra.apache.org Received: (qmail 19177 invoked by uid 99); 26 Aug 2014 10:50:50 -0000 Received: from athena.apache.org (HELO athena.apache.org) (140.211.11.136) by apache.org (qpsmtpd/0.29) with ESMTP; Tue, 26 Aug 2014 10:50:49 +0000 X-ASF-Spam-Status: No, hits=1.5 required=5.0 tests=HTML_MESSAGE,RCVD_IN_DNSWL_LOW,SPF_PASS X-Spam-Check-By: apache.org Received-SPF: pass (athena.apache.org: domain of clearmidoubt@gmail.com designates 209.85.220.47 as permitted sender) Received: from [209.85.220.47] (HELO mail-pa0-f47.google.com) (209.85.220.47) by apache.org (qpsmtpd/0.29) with ESMTP; Tue, 26 Aug 2014 10:50:45 +0000 Received: by mail-pa0-f47.google.com with SMTP id kx10so23262697pab.20 for ; Tue, 26 Aug 2014 03:50:21 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20120113; h=mime-version:in-reply-to:references:date:message-id:subject:from:to :content-type; bh=H5k7yA/zi+TnwKosQvyPTk6az+gMJebhtYlIlr10gzk=; b=k2ECtnWx0Y4uQ5HeRtKi/o9dKcz9WCGNsXkTiAYTe5hW+9/fWUAjAdSc6p9zTwmrnq SJOjUT4slteq6GDv2Azw3A9txQ5nfD9b4EgowGQmxtocCdkhL4Main0h0RKPLtZ8WC6X 8JIvtZAhoev/f2S3gyVp31lsMLtkASIN1fMfbylEvGWWS3gqkz1rzZ00F7bDaH6h1XA/ DTrkLvRAB4ywAU3p4eBWog8gT8iqeblCstlhXfoe7N9qJOeaLQOjjLtprT8RI7EoMvc+ sPtbzh+F0Xq3T9B7R6PCMZyrzVQtE9ISAoE5oCzUf+ESv9DhazdkijJcFQdALDj1AFdC x1iw== MIME-Version: 1.0 X-Received: by 10.68.245.135 with SMTP id xo7mr12127228pbc.161.1409050221148; Tue, 26 Aug 2014 03:50:21 -0700 (PDT) Received: by 10.70.130.199 with HTTP; Tue, 26 Aug 2014 03:50:21 -0700 (PDT) In-Reply-To: References: Date: Tue, 26 Aug 2014 16:20:21 +0530 Message-ID: Subject: Re: Installing Cassandra Multinode on CentOs coming up with exception From: Vineet Mishra To: user@cassandra.apache.org Content-Type: multipart/alternative; boundary=047d7b1634c1e6ff5a0501861133 X-Virus-Checked: Checked by ClamAV on apache.org --047d7b1634c1e6ff5a0501861133 Content-Type: text/plain; charset=UTF-8 Hi Mark, Yes I was generating my own cassandra.yaml with the configuration mentioned below, cluster_name: 'node' initial_token: 0 num_tokens: 256 seed_provider: - class_name: org.apache.cassandra.locator.SimpleSeedProvider parameters: - seeds: "192.168.1.32" listen_address: 192.168.1.32 rpc_address: 0.0.0.0 endpoint_snitch: RackInferringSnitch Similarly for second node cluster_name: 'node' initial_token: 2305843009213693952 num_tokens: 256 seed_provider: - class_name: org.apache.cassandra.locator.SimpleSeedProvider parameters: - seeds: "192.168.1.32" listen_address: 192.168.1.36 rpc_address: 0.0.0.0 endpoint_snitch: RackInferringSnitch and so on. . . But even if I use default xml with the necessary configurational changes I am getting following error. INFO 16:13:38,225 Loading settings from file:/home/cluster/cassandra/conf/cassandra.yaml ERROR 16:13:38,301 Fatal configuration error org.apache.cassandra.exceptions.ConfigurationException: Invalid yaml at org.apache.cassandra.config.YamlConfigurationLoader.loadConfig(YamlConfigurationLoader.java:100) at org.apache.cassandra.config.DatabaseDescriptor.loadConfig(DatabaseDescriptor.java:135) at org.apache.cassandra.config.DatabaseDescriptor.(DatabaseDescriptor.java:111) at org.apache.cassandra.service.CassandraDaemon.setup(CassandraDaemon.java:156) at org.apache.cassandra.service.CassandraDaemon.activate(CassandraDaemon.java:496) at org.apache.cassandra.service.CassandraDaemon.main(CassandraDaemon.java:585) Caused by: while parsing a block mapping in 'reader', line 10, column 2: cluster_name: 'node' ^ expected , but found BlockMappingStart in 'reader', line 30, column 3: initial_token: 0 ^ at org.yaml.snakeyaml.parser.ParserImpl$ParseBlockMappingKey.produce(ParserImpl.java:570) at org.yaml.snakeyaml.parser.ParserImpl.peekEvent(ParserImpl.java:158) at org.yaml.snakeyaml.parser.ParserImpl.checkEvent(ParserImpl.java:143) at org.yaml.snakeyaml.composer.Composer.composeMappingNode(Composer.java:230) at org.yaml.snakeyaml.composer.Composer.composeNode(Composer.java:159) at org.yaml.snakeyaml.composer.Composer.composeDocument(Composer.java:122) at org.yaml.snakeyaml.composer.Composer.getSingleNode(Composer.java:105) at org.yaml.snakeyaml.constructor.BaseConstructor.getSingleData(BaseConstructor.java:120) at org.yaml.snakeyaml.Yaml.loadFromReader(Yaml.java:481) at org.yaml.snakeyaml.Yaml.loadAs(Yaml.java:475) at org.apache.cassandra.config.YamlConfigurationLoader.loadConfig(YamlConfigurationLoader.java:93) ... 5 more Invalid yaml Could you figure out whats making the yaml invalid. Thanks! On Tue, Aug 26, 2014 at 4:06 PM, Mark Reddy wrote: > You are missing commitlog_sync in your cassandra.yaml. > > Are you generating your own cassandra.yaml or editing the package default? > If you are generating your own there are several configuration options that > are required and if not present, Cassandra will fail to start. > > > Regards, > Mark > > > On 26 August 2014 11:14, Vineet Mishra wrote: > >> Thanks Mark, >> That was indeed yaml formatting issue. >> Moreover I am getting the underlying error now, >> >> INFO 15:33:43,770 Loading settings from >> file:/home/cluster/cassandra/conf/cassandra.yaml >> INFO 15:33:44,100 Data files directories: [/var/lib/cassandra/data] >> INFO 15:33:44,101 Commit log directory: /var/lib/cassandra/commitlog >> ERROR 15:33:44,103 Fatal configuration error >> org.apache.cassandra.exceptions.ConfigurationException: Missing required >> directive CommitLogSync >> at >> org.apache.cassandra.config.DatabaseDescriptor.applyConfig(DatabaseDescriptor.java:147) >> at >> org.apache.cassandra.config.DatabaseDescriptor.(DatabaseDescriptor.java:111) >> at >> org.apache.cassandra.service.CassandraDaemon.setup(CassandraDaemon.java:156) >> at >> org.apache.cassandra.service.CassandraDaemon.activate(CassandraDaemon.java:496) >> at >> org.apache.cassandra.service.CassandraDaemon.main(CassandraDaemon.java:585) >> Missing required directive CommitLogSync >> Fatal configuration error; unable to start. See log for stacktrace. >> >> Do you have any idea about this. >> >> Thanks! >> >> >> On Tue, Aug 26, 2014 at 3:07 PM, Mark Reddy >> wrote: >> >>> It is telling you that your yaml is invalid, from looking at the snippet >>> you have provided it looks like the seed_provider.parameters is not >>> correctly indented, it should look something like: >>> >>> seed_provider: >>> - class_name: org.apache.cassandra.locator.SimpleSeedProvider >>> parameters: >>> - seeds: "192.168.1.32" >>> >>> >>> Regards, >>> Mark >>> >>> >>> On 26 August 2014 08:12, Vineet Mishra wrote: >>> >>>> >>>> Hi All, >>>> >>>> I am installing Cassandra Multinode Setup on a 4 node CentOs Cluster, >>>> my cassandra.yaml looks like so >>>> >>>> cluster_name: 'node' >>>> initial_token: 0 >>>> num_tokens: 256 >>>> seed_provider: >>>> - class_name: org.apache.cassandra.locator.SimpleSeedProvider >>>> parameters: >>>> - seeds: "192.168.1.32" >>>> listen_address: 192.168.1.32 >>>> rpc_address: 0.0.0.0 >>>> endpoint_snitch: RackInferringSnitch >>>> >>>> Similarly cassandra.yaml for second node >>>> >>>> cluster_name: 'node' >>>> initial_token: 2305843009213693952 >>>> num_tokens: 256 >>>> seed_provider: >>>> - class_name: org.apache.cassandra.locator.SimpleSeedProvider >>>> parameters: >>>> - seeds: "192.168.1.32" >>>> listen_address: 192.168.1.36 >>>> rpc_address: 0.0.0.0 >>>> endpoint_snitch: RackInferringSnitch >>>> >>>> and so on. . . >>>> >>>> While trying to start the Server running on the Seed node(192.168.1.32) >>>> it throws this nasty exception and didn't start, >>>> >>>> >>>> -bash-4.1$ sudo bin/cassandra >>>> >>>> -bash-4.1$ INFO 12:19:46,653 Logging initialized >>>> INFO 12:19:46,688 Loading settings from >>>> file:/home/cluster/cassandra/conf/cassandra.yaml >>>> ERROR 12:19:46,985 Fatal configuration error >>>> org.apache.cassandra.exceptions.ConfigurationException: Invalid yaml >>>> at >>>> org.apache.cassandra.config.YamlConfigurationLoader.loadConfig(YamlConfigurationLoader.java:100) >>>> at >>>> org.apache.cassandra.config.DatabaseDescriptor.loadConfig(DatabaseDescriptor.java:135) >>>> at >>>> org.apache.cassandra.config.DatabaseDescriptor.(DatabaseDescriptor.java:111) >>>> at >>>> org.apache.cassandra.service.CassandraDaemon.setup(CassandraDaemon.java:156) >>>> at >>>> org.apache.cassandra.service.CassandraDaemon.activate(CassandraDaemon.java:496) >>>> at >>>> org.apache.cassandra.service.CassandraDaemon.main(CassandraDaemon.java:585) >>>> Caused by: Can't construct a java object for tag:yaml.org,2002:org.apache.cassandra.config.Config; >>>> exception=Cannot create property=seed_provider for >>>> JavaBean=org.apache.cassandra.config.Config@676c6370; >>>> java.lang.reflect.InvocationTargetException >>>> in 'reader', line 1, column 1: >>>> cluster_name: 'pcross' >>>> ^ >>>> >>>> at >>>> org.yaml.snakeyaml.constructor.Constructor$ConstructYamlObject.construct(Constructor.java:333) >>>> at >>>> org.yaml.snakeyaml.constructor.BaseConstructor.constructObject(BaseConstructor.java:182) >>>> at >>>> org.yaml.snakeyaml.constructor.BaseConstructor.constructDocument(BaseConstructor.java:141) >>>> at >>>> org.yaml.snakeyaml.constructor.BaseConstructor.getSingleData(BaseConstructor.java:127) >>>> at org.yaml.snakeyaml.Yaml.loadFromReader(Yaml.java:481) >>>> at org.yaml.snakeyaml.Yaml.loadAs(Yaml.java:475) >>>> at >>>> org.apache.cassandra.config.YamlConfigurationLoader.loadConfig(YamlConfigurationLoader.java:93) >>>> ... 5 more >>>> Caused by: org.yaml.snakeyaml.error.YAMLException: Cannot create >>>> property=seed_provider for >>>> JavaBean=org.apache.cassandra.config.Config@676c6370; >>>> java.lang.reflect.InvocationTargetException >>>> at >>>> org.yaml.snakeyaml.constructor.Constructor$ConstructMapping.constructJavaBean2ndStep(Constructor.java:299) >>>> at >>>> org.yaml.snakeyaml.constructor.Constructor$ConstructMapping.construct(Constructor.java:189) >>>> at >>>> org.yaml.snakeyaml.constructor.Constructor$ConstructYamlObject.construct(Constructor.java:331) >>>> ... 11 more >>>> Caused by: org.yaml.snakeyaml.error.YAMLException: >>>> java.lang.reflect.InvocationTargetException >>>> at >>>> org.yaml.snakeyaml.constructor.Constructor$ConstructSequence.construct(Constructor.java:542) >>>> at >>>> org.yaml.snakeyaml.constructor.BaseConstructor.constructObject(BaseConstructor.java:182) >>>> at >>>> org.yaml.snakeyaml.constructor.Constructor$ConstructMapping.constructJavaBean2ndStep(Constructor.java:296) >>>> ... 13 more >>>> Caused by: java.lang.reflect.InvocationTargetException >>>> at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method) >>>> at >>>> sun.reflect.NativeConstructorAccessorImpl.newInstance(NativeConstructorAccessorImpl.java:57) >>>> at >>>> sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45) >>>> at java.lang.reflect.Constructor.newInstance(Constructor.java:526) >>>> at >>>> org.yaml.snakeyaml.constructor.Constructor$ConstructSequence.construct(Constructor.java:540) >>>> ... 15 more >>>> Caused by: java.lang.NullPointerException >>>> at >>>> org.apache.cassandra.config.SeedProviderDef.(SeedProviderDef.java:33) >>>> ... 20 more >>>> Invalid yaml >>>> >>>> >>>> I am not sure exactly whats making it to throw NullPointer and halt the >>>> process. >>>> >>>> Expert Advice would be appreciated! >>>> URGENT! >>>> >>>> Thanks! >>>> >>> >>> >> > --047d7b1634c1e6ff5a0501861133 Content-Type: text/html; charset=UTF-8 Content-Transfer-Encoding: quoted-printable
Hi Mark,

Yes I was generating my = own cassandra.yaml with the configuration mentioned below,
=
cluster_name: 'node'
initial_token: 0
num_= tokens: 256
seed_provider:
=C2=A0 =C2=A0 - class_name: = org.apache.cassandra.locator.SimpleSeedProvider
parameters:
=
=C2=A0 =C2=A0 - seeds: "192.168.1.32"
listen_address: 192.168.1.32
rpc_address: 0.0.0.0
= endpoint_snitch: RackInferringSnitch

Similarly for second node=C2=A0

cluster_name: 'node'
initial_token: 2= 305843009213693952
num_tokens: 256=C2=A0
seed_provider:
=C2=A0 =C2=A0= - class_name: org.apache.cassandra.locator.SimpleSeedProvider
pa= rameters:
=C2=A0 =C2=A0 - seeds: "192.168.1.32"
listen_address: 192.168.1.36
rpc_address: 0.0.0.0
endpoint_snitch: RackInferringSnitch

and so on. . .



But even if I use default x= ml with the necessary configurational changes I am getting following error.=

=C2=A0INFO 16:13:38,225 Loading = settings from file:/home/cluster/cassandra/conf/cassandra.yaml
ER= ROR 16:13:38,301 Fatal configuration error
org.apache.cassandra.e= xceptions.ConfigurationException: Invalid yaml
at org.apache.cassa= ndra.config.YamlConfigurationLoader.loadConfig(YamlConfigurationLoader.java= :100)
at org.a= pache.cassandra.config.DatabaseDescriptor.loadConfig(DatabaseDescriptor.jav= a:135)
at org.apache.cassa= ndra.config.DatabaseDescriptor.<clinit>(DatabaseDescriptor.java:111)<= /div>
at org.apache.= cassandra.service.CassandraDaemon.setup(CassandraDaemon.java:156)
at org.apache.cassa= ndra.service.CassandraDaemon.activate(CassandraDaemon.java:496)
<= span class=3D"" style=3D"white-space:pre"> at org.apache.cassandra.s= ervice.CassandraDaemon.main(CassandraDaemon.java:585)
Caused by: while parsing a block mapping
=C2=A0in 'reade= r', line 10, column 2:
=C2=A0 =C2=A0 =C2=A0cluster_name: '= ;node'
=C2=A0 =C2=A0 =C2=A0^
expected <block end= >, but found BlockMappingStart
=C2=A0in 'reader', line 30, column 3:
=C2=A0 =C2=A0 = =C2=A0 initial_token: 0
=C2=A0 =C2=A0 =C2=A0 ^

at org.yaml.snake= yaml.parser.ParserImpl$ParseBlockMappingKey.produce(ParserImpl.java:570)
at org.yaml.snakeya= ml.parser.ParserImpl.peekEvent(ParserImpl.java:158)
at org.yaml.snakeyaml.parser.Parser= Impl.checkEvent(ParserImpl.java:143)
at org.yaml.snakeya= ml.composer.Composer.composeMappingNode(Composer.java:230)
at org.yaml.snakeyaml.composer= .Composer.composeNode(Composer.java:159)
at org.yaml.snakeya= ml.composer.Composer.composeDocument(Composer.java:122)
at org.yaml.snakeyaml.composer.Co= mposer.getSingleNode(Composer.java:105)
at org.yaml.snakeya= ml.constructor.BaseConstructor.getSingleData(BaseConstructor.java:120)
at org.yaml.snakey= aml.Yaml.loadFromReader(Yaml.java:481)
at org.yaml.snakeya= ml.Yaml.loadAs(Yaml.java:475)
at org.apache.cassandra.config.YamlConfigurationLoader.load= Config(YamlConfigurationLoader.java:93)
... 5 more
Invalid yaml

Could you figure out wh= ats making the yaml invalid.

Thanks!


On Tue,= Aug 26, 2014 at 4:06 PM, Mark Reddy <mark.l.reddy@gmail.com><= /span> wrote:
You are missing=C2=A0commitlog_sync in your cass= andra.yaml.=C2=A0

Are you generating y= our own cassandra.yaml or editing the package default? If you are generatin= g your own there are several configuration options that are required and if= not present, = Cassandra will fail to start.


Regards,
Mark


On 26 August 2014 11:14, Vineet Mishra <= span dir=3D"ltr"><clearmidoubt@gmail.com> wrote:
Thanks Mark,
That was indeed yaml formatting issue.Moreover I am getting the underlying error now,

=
INFO 15:33:43,770 Loading settings from file:/home/cluster/cassandra/c= onf/cassandra.yaml
=C2=A0INFO 15:33:44,100 Data files directories: [/var/lib/cassandra/da= ta]
=C2=A0INFO 15:33:44,101 Commit log directory: /var/lib/cassan= dra/commitlog
ERROR 15:33:44,103 Fatal configuration error
<= div>org.apache.cassandra.exceptions.ConfigurationException: Missing require= d directive CommitLogSync
at org.apache.cassandra.c= onfig.DatabaseDescriptor.applyConfig(DatabaseDescriptor.java:147)
at org.apache.cassandra.confi= g.DatabaseDescriptor.<clinit>(DatabaseDescriptor.java:111)
at org.apache.cassandra.s= ervice.CassandraDaemon.setup(CassandraDaemon.java:156)
at org.apache.cassandra.service.Cassandr= aDaemon.activate(CassandraDaemon.java:496)
at org.apache.cassandra.s= ervice.CassandraDaemon.main(CassandraDaemon.java:585)
Missing req= uired directive CommitLogSync
Fatal configuration error; unable t= o start. See log for stacktrace.

Do you have any idea about this.

Thanks!


On Tue, Aug 26, 2014 at 3:07 PM, Mark Reddy <ma= rk.l.reddy@gmail.com> wrote:
It is telling you that your= yaml is invalid, from looking at the snippet you have provided it looks li= ke the seed_provider.parameters is not correctly indented, it should look s= omething like:

seed_provider:
  - class_name: org.apache.cassandra.locator.SimpleSeedProvider
    parameters:
         - seeds: "192.168.1.32"

Regards,
Mark


On 26 August 2014 08:12, Vineet Mishra <= span dir=3D"ltr"><clearmidoubt@gmail.com> wrote:

Hi All,

I am = installing Cassandra Multinode Setup on a 4 node CentOs Cluster, my cassand= ra.yaml looks like so

cluster_name: 'node= '
initial_token: 0
num_tokens: 256
seed_provider:
=C2=A0 =C2=A0 - class_name: org.apache.cassandra.locator.SimpleSeed= Provider
parameters:
=C2=A0 =C2=A0 - seeds: "192.1= 68.1.32"
listen_address: 192.168.1.32
rpc_address: 0.0.0.0
= endpoint_snitch: RackInferringSnitch

Similar= ly=C2=A0cassandra.yaml for second node=C2=A0

cluster_name: 'node'
initial_token: 2305843009213693= 952
num_tokens: 256=C2=A0
seed_provider:
=C2= =A0 =C2=A0 - class_name: org.apache.cassandra.locator.SimpleSeedProvider
parameters:
=C2=A0 =C2=A0 - seeds: "192.168.1.32"
listen_addre= ss: 192.168.1.36
rpc_address: 0.0.0.0
endpoint_snitch: = RackInferringSnitch

and so on. . .

While trying to start the Server running on the Seed node(19= 2.168.1.32) it throws this nasty exception and didn't start,
=

-bash-4.1$ sudo bin/cassandra

-bash-4.1$ =C2=A0INFO 12:19:46,653 Logging initialized
=C2= =A0INFO 12:19:46,688 Loading settings from file:/home/cluster/cassandra/con= f/cassandra.yaml
ERROR 12:19:46,985 Fatal configuration error
org.apache.cassandra.exceptions.ConfigurationException: Invalid yaml
at org.apache.cassandra.c= onfig.YamlConfigurationLoader.loadConfig(YamlConfigurationLoader.java:100)<= /div>
at org.apache.cassan= dra.config.DatabaseDescriptor.loadConfig(DatabaseDescriptor.java:135)
at org.apache.cassandra.c= onfig.DatabaseDescriptor.<clinit>(DatabaseDescriptor.java:111)
<= div> at org.apache.cassandra.se= rvice.CassandraDaemon.setup(CassandraDaemon.java:156)
at org.apache.cassandra.s= ervice.CassandraDaemon.activate(CassandraDaemon.java:496)
at org.apache.cassandra.service.Cassa= ndraDaemon.main(CassandraDaemon.java:585)
Caused by: Can't construct a java object for tag:yaml.org,2002:org.apache.cassandra.config.= Config; exception=3DCannot create property=3Dseed_provider for JavaBean=3Do= rg.apache.cassandra.config.Config@676c6370; java.lang.reflect.InvocationTar= getException
=C2=A0in 'reader', line 1, column 1:
=C2=A0 =C2=A0 c= luster_name: 'pcross'
=C2=A0 =C2=A0 ^

at org.yaml.snakeyaml.co= nstructor.Constructor$ConstructYamlObject.construct(Constructor.java:333)
at org.yaml.snakeyaml.con= structor.BaseConstructor.constructObject(BaseConstructor.java:182)
at org.yaml.snakeyaml.constr= uctor.BaseConstructor.constructDocument(BaseConstructor.java:141)
at org.yaml.snakeyaml.con= structor.BaseConstructor.getSingleData(BaseConstructor.java:127)
= at org.yaml.snakeyaml.Yaml.loa= dFromReader(Yaml.java:481)
at org.yaml.snakeyaml.Yam= l.loadAs(Yaml.java:475)
at org.apache.cassandra.config.YamlConfigurationLoader.loadConfig(YamlC= onfigurationLoader.java:93)
... 5 more
Caus= ed by: org.yaml.snakeyaml.error.YAMLException: Cannot create property=3Dsee= d_provider for JavaBean=3Dorg.apache.cassandra.config.Config@676c6370; java= .lang.reflect.InvocationTargetException
at org.yaml.snakeyaml.con= structor.Constructor$ConstructMapping.constructJavaBean2ndStep(Constructor.= java:299)
at org.yam= l.snakeyaml.constructor.Constructor$ConstructMapping.construct(Constructor.= java:189)
at org.yaml.snakeyaml.con= structor.Constructor$ConstructYamlObject.construct(Constructor.java:331)
... 11 more
Caused by: org.yaml.snakeyaml.error.YAMLException: java.lang.reflect.I= nvocationTargetException
at org.yaml.snakeyaml.constructor.Constructor$ConstructSequence.constr= uct(Constructor.java:542)
at org.yaml.snakeyaml.con= structor.BaseConstructor.constructObject(BaseConstructor.java:182)
at org.yaml.snakeyaml.constr= uctor.Constructor$ConstructMapping.constructJavaBean2ndStep(Constructor.jav= a:296)
... 13 more
Cau= sed by: java.lang.reflect.InvocationTargetException
at sun.reflect.NativeConstructorAccessorI= mpl.newInstance0(Native Method)
at sun.reflect.NativeCons= tructorAccessorImpl.newInstance(NativeConstructorAccessorImpl.java:57)
at sun.reflect.Delegatin= gConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java= :45)
at java.lang.reflect.Cons= tructor.newInstance(Constructor.java:526)
at org.yaml.snakeyaml.constructor.Constructor$Constru= ctSequence.construct(Constructor.java:540)
... 15 more
Cau= sed by: java.lang.NullPointerException
at org.apache.cassandra.config.SeedProviderDef.<init&= gt;(SeedProviderDef.java:33)
... 20 more
Inv= alid yaml


I am not sure exactly wha= ts making it to throw NullPointer and halt the process.

Expert Advice would be appreciated!
URGENT!
<= div>
Thanks!




--047d7b1634c1e6ff5a0501861133--