| Error message or scenario | Solution or workaround |
|---|---|
|
When attempting to command a multi-state point in
the Metasys UI, you receive the following error message: |
In some instances, this error message is correct. However, occasionally the Online Archive that exists on the engine is out of sync with the Online Archive that exists on the server Site Director. To resolve this issue, execute a Sync engine command on the engine for the equipment the point resides on. |
| On a unified Metasys system that is starved for resources, the ActionQueue service may not properly start at system boot. The service does run correctly if it is started after the system boot is complete. | Set the ActionQueue service to a delayed start. |
| An unsafe assembly message appears in SQL logs. | This message is an information message and is not an error message that requires action. This message is informing the SQL administrator that SQL cannot verify that the assembly is safe. However, the Metasys system uses assemblies included with Metasys databases to perform functions on input argument values and return data. The unsafe assembly message denotes that the assembly requires additional access to restricted resources; however, no user action is required. |
|
During Metasys server installation RabbitMQ
configuration fails with the message:
|
Use the Administrator account when installing the Metasys Server software. |
| RabbitMQ stops working if the hostname is changed. | RabbitMQ
is dependent on the hostname of the machine (OAS
) and if the hostname is changed then the following
steps are required to restart RabbitMQ:
|
| The Summary Definitions Library is missing |
|
The following table includes general troubleshooting information.