0x00150010 (1376272) The System Log Stream (SLS) interface encountered an error while it was writing to a log stream.

Explanation
An attempt to write data to a z/OS system log stream failed.

The data values identify the return and reason code values from the IXGWRITE request that 
reported the error.

User response

Review the topic, "IXGWRITE — Write log data to a log stream" in the “MVS Programming: Authorized Assembler 
Services Reference” in the z/OS documentation in IBM Knowledge Center for an explanation of these codes. 