getting exception while running plan manually

java.lang.RuntimeException: com.atlassian.bamboo.repository.RepositoryException: Runtime exception.
at com.atlassian.bamboo.executor.RetryingTaskExecutor.rerun(RetryingTaskExecutor.java:132)
at com.atlassian.bamboo.executor.RetryingTaskExecutor.runTask(RetryingTaskExecutor.java:88)
at com.atlassian.bamboo.executor.RetryingTaskExecutor.retry(RetryingTaskExecutor.java:191)
at com.atlassian.bamboo.executor.RetryingTaskExecutor.retry(RetryingTaskExecutor.java:176)
at com.atlassian.bamboo.v2.trigger.DefaultChangeDetectionManager.collectionChangesWithRetry(DefaultChangeDetectionManager.java:457)
at com.atlassian.bamboo.v2.trigger.DefaultChangeDetectionManager.collectChangesSinceLastBuildInternal(DefaultChangeDetectionManager.java:318)
at com.atlassian.bamboo.v2.trigger.DefaultChangeDetectionManager.collectChangesSinceRevisions(DefaultChangeDetectionManager.java:251)
at com.atlassian.bamboo.v2.trigger.DefaultChangeDetectionManager.collectChangesSinceRevisions(DefaultChangeDetectionManager.java:161)
at com.atlassian.bamboo.v2.trigger.DefaultChangeDetectionManager.collectAllChangesSinceLastBuild(DefaultChangeDetectionManager.java:127)
at com.atlassian.bamboo.v2.trigger.ManualBuildDetectionAction.performDelayedChangeDetection(ManualBuildDetectionAction.java:113)
at com.atlassian.bamboo.chains.ChainExecutionManagerImpl$2.getChainState(ChainExecutionManagerImpl.java:199)
at com.atlassian.bamboo.chains.ChainExecutionManagerImpl.tryStartChainState(ChainExecutionManagerImpl.java:252)
at com.atlassian.bamboo.chains.ChainExecutionManagerImpl.delayedStart(ChainExecutionManagerImpl.java:189)
at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at sun.reflect.NativeMethodAccessorImpl.invoke(Unknown Source)
at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
at java.lang.reflect.Method.invoke(Unknown Source)
at org.springframework.aop.support.AopUtils.invokeJoinpointUsingReflection(AopUtils.java:304)
at org.springframework.aop.framework.ReflectiveMethodInvocation.invokeJoinpoint(ReflectiveMethodInvocation.java:182)
at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:149)
at org.springframework.aop.interceptor.ExposeInvocationInterceptor.invoke(ExposeInvocationInterceptor.java:89)
at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:171)
at org.springframework.aop.framework.JdkDynamicAopProxy.invoke(JdkDynamicAopProxy.java:204)
at $Proxy75.delayedStart(Unknown Source)
at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at sun.reflect.NativeMethodAccessorImpl.invoke(Unknown Source)
at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
at java.lang.reflect.Method.invoke(Unknown Source)
at org.springframework.aop.support.AopUtils.invokeJoinpointUsingReflection(AopUtils.java:304)
at org.springframework.aop.framework.JdkDynamicAopProxy.invoke(JdkDynamicAopProxy.java:198)
at $Proxy76.delayedStart(Unknown Source)
at com.atlassian.bamboo.plan.PlanExecutionManagerImpl$1$1$1.call(PlanExecutionManagerImpl.java:300)
at com.atlassian.bamboo.plan.PlanExecutionManagerImpl$1$1$1.call(PlanExecutionManagerImpl.java:296)
at com.atlassian.util.concurrent.ManagedLocks$ManagedLockImpl.withLock(ManagedLocks.java:324)
at com.atlassian.bamboo.plan.PlanExecutionLockServiceImpl.lock(PlanExecutionLockServiceImpl.java:77)
at com.atlassian.bamboo.plan.PlanExecutionManagerImpl.doWithProcessLock(PlanExecutionManagerImpl.java:467)
at com.atlassian.bamboo.plan.PlanExecutionManagerImpl.access$200(PlanExecutionManagerImpl.java:48)
at com.atlassian.bamboo.plan.PlanExecutionManagerImpl$1$1.run(PlanExecutionManagerImpl.java:295)
at com.atlassian.bamboo.build.pipeline.concurrent.NamedThreadFactory$2.run(NamedThreadFactory.java:52)
at java.lang.Thread.run(Unknown Source)
Caused by: com.atlassian.bamboo.repository.RepositoryException: Runtime exception.
at com.atlassian.bamboo.plugins.git.GitRepository.collectChangesSinceLastBuild(GitRepository.java:281)
at com.atlassian.bamboo.plugins.git.GitRepository.collectChangesSinceLastBuild(GitRepository.java:180)
at com.atlassian.bamboo.v2.trigger.DefaultChangeDetectionManager$1.call(DefaultChangeDetectionManager.java:461)
at com.atlassian.bamboo.v2.trigger.DefaultChangeDetectionManager$1.call(DefaultChangeDetectionManager.java:458)
at com.atlassian.bamboo.executor.RetryingTaskExecutor.rerun(RetryingTaskExecutor.java:108)
... 39 more
Caused by: com.google.common.util.concurrent.UncheckedExecutionException: com.atlassian.bamboo.plugins.git.GitCommandException: command /usr/bin/git ls-remote https://s391679:********@scm.principal.com/projects/CSSMIGR/repos/ failed with code 128. Working directory was [.]., stderr:
[fatal: https://s391679:********@scm.principal.com/projects/CSSMIGR/repos/info/refs not valid: is this a git repository?]
at com.google.common.cache.AbstractCache.getUnchecked(AbstractCache.java:51)
at com.atlassian.bamboo.plugins.git.CallableResultCache.call(CallableResultCache.java:82)
at com.atlassian.bamboo.plugins.git.NativeGitOperationHelper.getRemoteRefs(NativeGitOperationHelper.java:512)
at com.atlassian.bamboo.plugins.git.NativeGitOperationHelper.resolveBranch(NativeGitOperationHelper.java:447)
at com.atlassian.bamboo.plugins.git.NativeGitOperationHelper.obtainLatestRevision(NativeGitOperationHelper.java:542)
at com.atlassian.bamboo.plugins.git.GitRepository.collectChangesSinceLastBuild(GitRepository.java:192)
... 43 more
Caused by: com.atlassian.bamboo.plugins.git.GitCommandException: command /usr/bin/git ls-remote https://s391679:********@scm.principal.com/projects/CSSMIGR/repos/ failed with code 128. Working directory was [.]., stderr:
[fatal: https://s391679:********@scm.principal.com/projects/CSSMIGR/repos/info/refs not valid: is this a git repository?]
at com.atlassian.bamboo.plugins.git.GitCommandProcessor.runCommand(GitCommandProcessor.java:431)
at com.atlassian.bamboo.plugins.git.GitCommandProcessor.getRemoteRefs(GitCommandProcessor.java:350)
at com.atlassian.bamboo.plugins.git.NativeGitOperationHelper$1.call(NativeGitOperationHelper.java:500)
at com.atlassian.bamboo.plugins.git.NativeGitOperationHelper$1.call(NativeGitOperationHelper.java:491)
at com.atlassian.bamboo.plugins.git.CallableResultCache$1.load(CallableResultCache.java:29)
at com.atlassian.bamboo.plugins.git.CallableResultCache$1.load(CallableResultCache.java:25)
at com.google.common.cache.CustomConcurrentHashMap$ComputingValueReference.compute(CustomConcurrentHashMap.java:3426)
at com.google.common.cache.CustomConcurrentHashMap$Segment.compute(CustomConcurrentHashMap.java:2322)
at com.google.common.cache.CustomConcurrentHashMap$Segment.getOrCompute(CustomConcurrentHashMap.java:2291)
at com.google.common.cache.CustomConcurrentHashMap.getOrCompute(CustomConcurrentHashMap.java:3802)
at com.google.common.cache.ComputingCache.get(ComputingCache.java:46)
at com.google.common.cache.AbstractCache.getUnchecked(AbstractCache.java:49)
... 48 more
Caused by: com.atlassian.utils.process.ProcessException: Non-zero exit code: 128
at com.atlassian.utils.process.PluggableProcessHandler.complete(PluggableProcessHandler.java:83)
at com.atlassian.utils.process.ExternalProcess.finish(ExternalProcess.java:376)
at com.atlassian.utils.process.ExternalProcess.execute(ExternalProcess.java:419)
at com.atlassian.bamboo.plugins.git.GitCommandProcessor.runCommand(GitCommandProcessor.java:423)
... 59 more

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