# Error while restoring asset - Reconcile component database from blob store **URL:** \ **Category:** Sonatype Nexus Repository\ **Tags:** help, nexus-repository\ **Created:** [February 2, 2023, 12:03pm UTC](https://community.sonatype.com/t/error-while-restoring-asset-reconcile-component-database-from-blob-store/10049 "2023-02-02T12:03:46Z")\ **Posts on this page:** 3\ **Page:** 1
**Author:** ![robin.laegler](https://avatars.discourse-cdn.com/v4/letter/r/e47c2d/32.png) [@robin.laegler](https://community.sonatype.com/u/robin.laegler)\ **Post date:** [February 2, 2023, 12:03pm UTC](https://community.sonatype.com/t/error-while-restoring-asset-reconcile-component-database-from-blob-store/10049/1 "2023-02-02T12:03:46Z")
I get the following error message, when I try to run the task: Repair - Reconcile component database from blob store: 2023-02-02 11:38:48,948+0100 ERROR [quartz-3-thread-18] \*SYSTEM org.sonatype.nexus.blobstore.restore.maven.internal.MavenRestoreBlobStrategy - Error while restoring asset: blob store: default, repository: maven-snapshots, path: com/durr/mes/product/messuite/modules/plantconnector/2.0.12-SNAPSHOT/maven-metadata.xml.sha1, blob name: com/durr/mes/product/messuite/modules/plantconnector/2.0.12-SNAPSHOT/maven-metadata.xml.sha1, blob id: 2b95a453-6895-4817-a0ec-03a6bdb4f2ed org.sonatype.nexus.repository.storage.RetryDeniedException: Exceeded retry limit at org.sonatype.nexus.repository.storage.StorageTxImpl.allowRetry(StorageTxImpl.java:203) at sun.reflect.GeneratedMethodAccessor333.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at org.sonatype.nexus.common.stateguard.SimpleMethodInvocation.proceed(SimpleMethodInvocation.java:53) at org.sonatype.nexus.common.stateguard.StateGuardAspect$1.invoke(StateGuardAspect.java:69) at com.sun.proxy.$Proxy207.allowRetry(Unknown Source) at org.sonatype.nexus.transaction.TransactionalWrapper.proceedWithTransaction(TransactionalWrapper.java:81) at org.sonatype.nexus.transaction.TransactionInterceptor.proceedWithTransaction(TransactionInterceptor.java:63) at org.sonatype.nexus.transaction.TransactionInterceptor.invoke(TransactionInterceptor.java:52) at org.sonatype.nexus.blobstore.restore.maven.internal.MavenRestoreBlobStrategy.assetExists(MavenRestoreBlobStrategy.java:1) at org.sonatype.nexus.blobstore.restore.BaseRestoreBlobStrategy.doRestore(BaseRestoreBlobStrategy.java:111) at org.sonatype.nexus.blobstore.restore.BaseRestoreBlobStrategy.restore(BaseRestoreBlobStrategy.java:93) at org.sonatype.nexus.blobstore.restore.RestoreMetadataTask.restore(RestoreMetadataTask.java:134) at org.sonatype.nexus.blobstore.restore.RestoreMetadataTask.execute(RestoreMetadataTask.java:102) at org.sonatype.nexus.blobstore.restore.RestoreMetadataTask.execute(RestoreMetadataTask.java:1) at org.sonatype.nexus.scheduling.TaskSupport.call(TaskSupport.java:100) at org.sonatype.nexus.quartz.internal.task.QuartzTaskJob.doExecute(QuartzTaskJob.java:143) at org.sonatype.nexus.quartz.internal.task.QuartzTaskJob.execute(QuartzTaskJob.java:106) at org.quartz.core.JobRunShell.run(JobRunShell.java:202) at org.sonatype.nexus.quartz.internal.QuartzThreadPool.lambda$0(QuartzThreadPool.java:143) at org.sonatype.nexus.thread.internal.MDCAwareRunnable.run(MDCAwareRunnable.java:40) at org.apache.shiro.subject.support.SubjectRunnable.doRun(SubjectRunnable.java:120) at org.apache.shiro.subject.support.SubjectRunnable.run(SubjectRunnable.java:108) at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:511) at java.util.concurrent.FutureTask.run(FutureTask.java:266) at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149) at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624) at java.lang.Thread.run(Thread.java:748) Caused by: org.sonatype.nexus.repository.storage.MissingBlobException: Blob default@36D29E98-497BAFEC-EAD0FD30-C6BC07CC-42A5D90B:dd00003f-1ac1-4669-a3e0-75f6a46204c0 exists in metadata, but is missing from the blobstore at org.sonatype.nexus.repository.storage.StorageTxImpl.requireBlob(StorageTxImpl.java:931) at sun.reflect.GeneratedMethodAccessor213.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at org.sonatype.nexus.common.stateguard.SimpleMethodInvocation.proceed(SimpleMethodInvocation.java:53) at org.sonatype.nexus.common.stateguard.MethodInvocationAction.run(MethodInvocationAction.java:39) at org.sonatype.nexus.common.stateguard.StateGuard$GuardImpl.run(StateGuard.java:272) at org.sonatype.nexus.common.stateguard.GuardedInterceptor.invoke(GuardedInterceptor.java:53) at org.sonatype.nexus.common.stateguard.StateGuardAspect$1.invoke(StateGuardAspect.java:63) at com.sun.proxy.$Proxy207.requireBlob(Unknown Source) at org.sonatype.nexus.repository.maven.internal.MavenFacetImpl.get(MavenFacetImpl.java:193) at org.sonatype.nexus.transaction.TransactionInterceptor.invoke(TransactionInterceptor.java:41) at org.sonatype.nexus.blobstore.restore.maven.internal.MavenRestoreBlobStrategy.assetExists(MavenRestoreBlobStrategy.java:109) at org.sonatype.nexus.transaction.TransactionalWrapper.proceedWithTransaction(TransactionalWrapper.java:56) … 21 common frames omitted Can you please help me here? Thanks in advance! Best regards Robin ---
**Author:** ![mpiggott](https://avatars.discourse-cdn.com/v4/letter/m/f0a364/32.png) [@mpiggott](https://community.sonatype.com/u/mpiggott)\ **Post date:** [February 2, 2023, 8:53pm UTC](https://community.sonatype.com/t/error-while-restoring-asset-reconcile-component-database-from-blob-store/10049/2 "2023-02-02T20:53:22Z")
> [@robin.laegler](#): > > Caused by: org.sonatype.nexus.repository.storage.MissingBlobException: Blob default@36D29E98-497BAFEC-EAD0FD30-C6BC07CC-42A5D90B:dd00003f-1ac1-4669-a3e0-75f6a46204c0 exists in metadata, but is missing from the blobstore This indicates the file is missing ---
**Author:** ![robin.laegler](https://avatars.discourse-cdn.com/v4/letter/r/e47c2d/32.png) [@robin.laegler](https://community.sonatype.com/u/robin.laegler)\ **Post date:** [February 3, 2023, 9:17am UTC](https://community.sonatype.com/t/error-while-restoring-asset-reconcile-component-database-from-blob-store/10049/3 "2023-02-03T09:17:54Z")
Thanks for the repsonse! But the file is visible in the Nexus UI. Does it help to rebuild the index of the component db? Or is it necessary to import a backup?