Thread Storage

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# Thread Storage

### Overview of Messages

`ZTS0001 | ZTS0002 | ZTS0003 | ZTS0004`

ZTS0001 | Insufficient thread storage for request
Explanation: | This message is associated with the thread storage requirements. It indicates that the request for thread storage failed due to insufficient thread size.
System action: | The program is cancelled and an online dump is generated.
System programmer info: | Increase the region size for the program.

ZTS0002 | Attempt to free unallocated storage
Explanation: | This message is associated with thread storage. It indicates that an attempt was made to free thread storage not previously acquired.
System action: | The program is cancelled and an online dump is generated.
Appl. programmer info: | Check the FREEMAIN requests for valid arguments.

ZTS0003 | Invalid Request/FQE detected
Explanation: | This message is associated with thread storage requirements. It indicates that there is an error in the free queue chain, e.g. an overwritten FQE (Free Queue Element) etc.
System action: | The program is cancelled and an online dump is generated.
Appl. programmer info: | Check the free queue chain within the thread.

ZTS0004 | Bad request or FQE
Explanation: | This message is associated with thread storage requirements. It indicates that an invalid thread storage request was made and an invalid FQE (free queue element) was detected.
System action: | The program is cancelled and an online dump is generated.
Appl. programmer info: | Validate the request and the FQE.