> Source: [sk116053](https://support.checkpoint.com/results/sk/sk116053)

# sk116053 - Endpoint Security Clients cannot connect to Endpoint Security Server

| Property | Value |
|----------|-------|
| Solution ID | sk116053 |
| Date Created | 2017-02-23 |
| Last Modified | 2018-11-08 |
| Technical Level | Advanced |
| Products | Licensing, Endpoint Security |
| Versions | Not Version-Specific, Cloud, E89.X, E88.X, R82.20, R82.10, R82, R81.20 |
| OS | Gaia |

## Symptoms

- * Endpoint Security Clients cannot connect to Endpoint Security Server.
* In $UEPMDIR/logs/server_messages.log, will be a lot of exceptions that look like:

  ```
  
  [2017-02-21 14:46:44,307] ERROR Dispatcher-Thread-10 - A server exception occurred while handling an endpoint request. Request size: 3690, scheme: http, port: 80, uri: /cp/connectionPoint/syncreq, ip: /xxx.xxx.xxx.xxx:xxxxx, opType: SYNC_REQUEST, useZpdoc: true (ConnectionPointServlet)
  com.checkpoint.uepm.connectionpoint.ConnectionPointException: TICKET_NUMBER = 1286798736. j
  ........
  Caused by: java.lang.NullPointerException
  	at com.checkpoint.uepm.api.blmconnector.patelements.CPLicenseInformation.getLicenseId(CPLicenseInformation.java:49)
  	at com.checkpoint.uepm.connectionpoint.license.LicenseHandler.cookieLicInformationFromPat(LicenseHandler.java:416)
  	at com.checkpoint.uepm.connectionpoint.license.LicenseHandler.handleSynchronizeRequest(LicenseHandler.java:267)
  	at com.checkpoint.uepm.connectionpoint.handler.SyncRequestHandler.handleRequest(SyncRequestHandler.java:94)
  	at com.checkpoint.uepm.connectionpoint.Dispatcher.dispatch(Dispatcher.java:222)
  	at com.checkpoint.uepm.connectionpoint.ConnectionPointServlet.doPost(ConnectionPointServlet.java:270)
  	... 17 more
  ```

* Output of *cplic print* command will show expired licenses

## Cause

The blade's trial license has expired.

## Solution

This solution requires authentication. Please log in to view the full solution.

---

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