> Source: [sk139352](https://support.checkpoint.com/results/sk/sk139352)

# sk139352 - Endpoint Policy Server does not synchronize with Security Management Server

| Property | Value |
|----------|-------|
| Solution ID | sk139352 |
| Date Created | 2018-10-30 |
| Last Modified | 2020-09-10 |
| Technical Level | Advanced |
| Products | Endpoint Security |
| Versions | Cloud, E89.X, E88.X, R82.20, R82.10, R82, R81.20 |
| OS | Gaia |

## Symptoms

- * Endpoint Policy Server does not synchronize with Security Management Server.
* The *server_message.log* file from the Policy Server shows error:  
  \[2018-10-30 16:32:21,183\] ERROR Dispatcher-Thread-9 - Error performing sync with EPS (ConnectionPointStateMachine) java.lang.NullPointerException  
  at com.checkpoint.uepm.api.blmconnector.PolicyAssignmentTableDiff.addPolicyAssignmentToPat(PolicyAssignmentTableDiff.java:508)  
  at com.checkpoint.uepm.api.blmconnector.PolicyAssignmentTableDiff.handlePolicyAssignments(PolicyAssignmentTableDiff.java:446)  
  at com.checkpoint.uepm.api.blmconnector.PolicyAssignmentTableDiff.updatePat(PolicyAssignmentTableDiff.java:308)  
  at com.checkpoint.uepm.connectionpoint.blmconnector.networkbinding.file.PATSynchronizer.synchronizeDiff(PATSynchronizer.java:141)  
  at com.checkpoint.uepm.connectionpoint.blmconnector.networkbinding.statemachine.ConnectionPointStateMachine.resolveSyncResponse(ConnectionPointStateMachine.java:768)  
  at com.checkpoint.uepm.connectionpoint.blmconnector.networkbinding.statemachine.ConnectionPointStateMachine.access$1100(ConnectionPointStateMachine.java:46)  
  at com.checkpoint.uepm.connectionpoint.blmconnector.networkbinding.statemachine.ConnectionPointStateMachine$Sync.execute(ConnectionPointStateMachine.java:497)  
  at com.checkpoint.uepm.connectionpoint.blmconnector.networkbinding.statemachine.ConnectionPointStateMachine.run(ConnectionPointStateMachine.java:244)  
  at java.lang.Thread.run(Thread.java:785)

## Cause

The cache files are out of sync.

## Solution

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