0x00150016 (1376278) The System Log Stream (SLS) interface encountered a start browse error.

Explanation
An attempt to position within a z/OS system log stream failed.

The data values identify the return and reason code values from the IXGBRWSE REQUEST=START 
request that reported the error.

User response
Review the topic, "IXGBRWSE — Browse/read 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. 