Reconciliation may fail at step "Sync License Reconcile Results" with Grpc.Core.RpcException error due to internal system timeout condition

Description

An internal system timeout condition may result in the in the "Sync License Reconcile Results" step of license reconciliation processes failing in the Flexera One IT Asset Management EU environment.

Symptoms

Failures due to this issue result in logging similar to either of following samples.

Logging sample 1

2026-09-09 04:28:19,144 [INFO ]     Sync License Reconcile Results
2026-09-09 04:28:19,159 [INFO ]       Requesting access token from FlexAuth.
2026-09-09 04:28:19,159 [INFO ]       11ms: Received response from FlexAuth.
2026-09-09 04:28:19,217 [INFO ]       Importing reconcile results
2026-09-09 04:28:19,217 [INFO ]       Requesting access token from FlexAuth.
2026-09-09 04:28:19,233 [INFO ]       9ms: Received response from FlexAuth.
2026-09-09 04:29:19,754 [WARN ]       An error occurred while streaming in results
2026-09-09 04:29:19,801 [WARN ]       Reinitiating GetResults after 2 second(s) backoff...\n
[...]
2026-09-09 04:38:20,464 [ERROR]       Error performing remote result synchronization
2026-09-09 04:38:20,464 [ERROR]       Grpc.Core.RpcException: Status(StatusCode=Unavailable, Detail="Gateway Timeout")\n   at System.Runtime.ExceptionServices.ExceptionDispatchInfo.Throw()\n   at System.Runtime.CompilerServices.TaskAwaiter.HandleNonSuccessAndDebuggerNotification(Task task)\n   at Grpc.Core.Internal.ClientResponseStream`2.<MoveNext>d__5.MoveNext()\n--- End of stack trace from previous location where exception was thrown ---\n   at System.Runtime.ExceptionServices.ExceptionDispatchInfo.Throw()\n   at System.Runtime.CompilerServices.TaskAwaiter.HandleNonSuccessAndDebuggerNotification(Task task)\n   at System.Runtime.CompilerServices.TaskAwaiter`1.GetResult()\n   at Flexera.LicenseReconcile.Import.Results.<ReadFromStream>d__9.MoveNext()\n--- End of stack trace from previous location where exception was thrown ---\n   at System.Runtime.ExceptionServices.ExceptionDispatchInfo.Throw()\n   at Flexera.LicenseReconcile.Import.Results.<ImportAsync>d__8.MoveNext()\n--- End of stack trace from previous location where exception was thrown ---\n   at System.Runtime.ExceptionServices.ExceptionDispatchInfo.Throw()\n   at Flexera.LicenseReconcile.Import.Results.<ImportAsync>d__8.MoveNext()\n--- End of stack trace from previous location where exception was thrown ---\n   at System.Runtime.ExceptionServices.ExceptionDispatchInfo.Throw()\n   at System.Runtime.CompilerServices.TaskAwaiter.HandleNonSuccessAndDebuggerNotification(Task task)\n   at Flexera.LicenseReconcile.Import.Results.Import(TimeSpan importTimeout, TimeSpan inactivityTimeout)\n   at Flexera.LicenseReconcileSync.Sync.ImportResults(String resultsUrl, TimeSpan importTimeout, TimeSpan callTimeout)\n   at Flexera.LicenseReconcileSync.Sync.SyncResults(Int64 importTimeout, Int64 inactivityTimeout)
2026-09-09 04:38:20,479 [ERROR]       System.Reflection.TargetInvocationException: Exception has been thrown by the target of an invocation. ---> Grpc.Core.RpcException: Status(StatusCode=Unavailable, Detail="Gateway Timeout")\n   at Flexera.LicenseReconcileSync.Sync.SyncResults(Int64 importTimeout, Int64 inactivityTimeout)\n   --- End of inner exception stack trace ---\n   at System.RuntimeMethodHandle.InvokeMethod(Object target, Object[] arguments, Signature sig, Boolean constructor)\n   at System.Reflection.RuntimeMethodInfo.UnsafeInvokeInternal(Object obj, Object[] parameters, Object[] arguments)\n   at System.Reflection.RuntimeMethodInfo.Invoke(Object obj, BindingFlags invokeAttr, Binder binder, Object[] parameters, CultureInfo culture)\n   at ManageSoft.Compliance.Importer.Logic.XML.ProcedureItem.ExecuteAssembly(IExecutionContext context)\n   at ManageSoft.Compliance.Importer.Logic.XML.Writer.Execute(IExecutionContext context)\n   at ManageSoft.Compliance.Importer.Logic.ComplianceImporter.ExecuteWriters(ComplianceReader p_ComplianceReader, IExecutionContext context, String singleConnectionIdentifier)

Logging sample 2

2026-09-11 06:16:20,399 [INFO ]     Sync License Reconcile Results
2026-09-11 06:16:20,399 [INFO ]       Requesting access token from FlexAuth.
2026-09-11 06:16:20,414 [INFO ]       13ms: Received response from FlexAuth.
2026-09-11 06:16:20,461 [INFO ]       Importing reconcile results
2026-09-11 06:16:20,478 [INFO ]       Requesting access token from FlexAuth.
2026-09-11 06:16:20,525 [INFO ]       46ms: Received response from FlexAuth.
2026-09-11 06:26:20,719 [ERROR]       Error performing remote result synchronization
2026-09-11 06:26:20,766 [ERROR]       Grpc.Core.RpcException: Status(StatusCode=Internal, Detail="Received RST_STREAM with error code 0")\n   at System.Runtime.ExceptionServices.ExceptionDispatchInfo.Throw()\n   at System.Runtime.CompilerServices.TaskAwaiter.HandleNonSuccessAndDebuggerNotification(Task task)\n   at Grpc.Core.Internal.ClientResponseStream`2.<MoveNext>d__5.MoveNext()\n--- End of stack trace from previous location where exception was thrown ---\n   at System.Runtime.ExceptionServices.ExceptionDispatchInfo.Throw()\n   at System.Runtime.CompilerServices.TaskAwaiter.HandleNonSuccessAndDebuggerNotification(Task task)\n   at System.Runtime.CompilerServices.TaskAwaiter`1.GetResult()\n   at Flexera.LicenseReconcile.Import.Results.<ReadFromStream>d__9.MoveNext()\n--- End of stack trace from previous location where exception was thrown ---\n   at System.Runtime.ExceptionServices.ExceptionDispatchInfo.Throw()\n   at Flexera.LicenseReconcile.Import.Results.<ImportAsync>d__8.MoveNext()\n--- End of stack trace from previous location where exception was thrown ---\n   at System.Runtime.ExceptionServices.ExceptionDispatchInfo.Throw()\n   at Flexera.LicenseReconcile.Import.Results.<ImportAsync>d__8.MoveNext()\n--- End of stack trace from previous location where exception was thrown ---\n   at System.Runtime.ExceptionServices.ExceptionDispatchInfo.Throw()\n   at System.Runtime.CompilerServices.TaskAwaiter.HandleNonSuccessAndDebuggerNotification(Task task)\n   at Flexera.LicenseReconcile.Import.Results.Import(TimeSpan importTimeout, TimeSpan inactivityTimeout)\n   at Flexera.LicenseReconcileSync.Sync.ImportResults(String resultsUrl, TimeSpan importTimeout, TimeSpan callTimeout)\n   at Flexera.LicenseReconcileSync.Sync.SyncResults(Int64 importTimeout, Int64 inactivityTimeout)
2026-09-11 06:26:20,766 [ERROR]       System.Reflection.TargetInvocationException: Exception has been thrown by the target of an invocation. ---> Grpc.Core.RpcException: Status(StatusCode=Internal, Detail="Received RST_STREAM with error code 0")\n   at Flexera.LicenseReconcileSync.Sync.SyncResults(Int64 importTimeout, Int64 inactivityTimeout)\n   --- End of inner exception stack trace ---\n   at System.RuntimeMethodHandle.InvokeMethod(Object target, Object[] arguments, Signature sig, Boolean constructor)\n   at System.Reflection.RuntimeMethodInfo.UnsafeInvokeInternal(Object obj, Object[] parameters, Object[] arguments)\n   at System.Reflection.RuntimeMethodInfo.Invoke(Object obj, BindingFlags invokeAttr, Binder binder, Object[] parameters, CultureInfo culture)\n   at ManageSoft.Compliance.Importer.Logic.XML.ProcedureItem.ExecuteAssembly(IExecutionContext context)\n   at ManageSoft.Compliance.Importer.Logic.XML.Writer.Execute(IExecutionContext context)\n   at ManageSoft.Compliance.Importer.Logic.ComplianceImporter.ExecuteWriters(ComplianceReader p_ComplianceReader, IExecutionContext context, String singleConnectionIdentifier)

Incident and hotfix status

A hotfix to address this issue was deployed around 9:00 UTC on Wed Sep 16, 2026, and the issue is no longer expected to occur.

Please reach out to Flexera Support if you continue to see behaviors occurring that appear to be similar to this issue.

An incident was declared for this issue. Status and updates posted in relation to the incident can be found here: https://status.flexera.com/incidents/rt9dm4v3y70b.

Fix status

This issue is planned to be addressed in the following future releases: 2026 R1.3 / Sep 2026 (Cloud), FNMS On-Prem N/A.

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Product

Flexera One

Affected functionality

Inventory import (read/write/export)

Deployment type

Cloud

Visibility

Guest

URL Name

reconciliation-may-fail-at-step-sync-license-reconcile-results-with-grpc-core-rpcexception-error-due-to-internal-system-timeout-condition-IOK-2107291

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Case id: 00001065