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CEE1000S 4093 90 CEE5101C BPX1MSS failed when using POSIX

Your CICS application tries to use POSIX, but it fails with messages: CEE1000S z/OS INTERNAL ABEND. ABCODE = 4093 REASON = 00000090 CEE5101C During initialization, the callable service BPX1MSS failed. The system return code was 0000000156 , the reason code was 0D070201 . The application will be terminated.