Failed to start Endevor ISPF interface

Products

• Endevor

Issue/Introduction

we failed to start Endevor v19 ISPF interface and got the following error messages.

BC1PROUT: E0003 BC1PROUT MSGP ERROR - NO RESPONSE FROM BC1PSERV  
CALL FROM $FUNC=WRITEMSG EPA=0007B030 R1=000A5718 R14=8007B09E STACK=000A56C0                          
CALL FROM $FUNC=MSGPRUTN EPA=0007A630 R1=000A54A4 R14=8007AA02 STACK=000A55C0                          
CALL FROM $FUNC=BC1PROUT EPA=0007A3F8 R1=000A5270 R14=8007A4CA STACK=000A5410  CSECT=BC1PROUT  06/06/22
CALL FROM $FUNC=BC1PVECT EPA=00097508 R1=000A5400 R14=80097568 STACK=000A53A0  CSECT=BC1PVECT  06/06/22
CALL FROM $FUNC=TAUTRUTN EPA=000C9630 R1=000A51F0 R14=800C96AC STACK=000A5198                          
CALL FROM $FUNC=BC1PINIT EPA=000C60E8 R1=000A4C00 R14=800C6876 STACK=000A4BA0  CSECT=BC1PINIT  06/06/22
CALL FROM $FUNC=INITCALL EPA=23DC8028 R1=000A4AC8 R14=A3DC8102 STACK=000A4A70                          
CALL FROM $FUNC=CALLTHRU EPA=23DC7D00 R1=000A48B0 R14=A3DC7DE0 STACK=000A4858  CSECT=BC1PSM10  06/06/22
CALL FROM $FUNC=XPINITX  EPA=23E0B540 R1=000A4700 R14=A3E0B5EC STACK=000A46A0  CSECT=XPINITX   06/06/22
CALL FROM $FUNC=CENVCALL EPA=23DC7BB8 R1=000A45D0 R14=A3DC7C52 STACK=000A4578                          
CALL FROM $FUNC=BC1PSM10 EPA=23DC7B28 R1=000A32A8 R14=A3DC7B88 STACK=000A3248                          
CALL FROM PROGM=BC1PSM10 ASM DT=06/06/22 VERS=0003 EPA=A3DC7A18 RET=A3DC7B1C                           
BC1PINIT: $AFPCNO FAILED RC= 0004.                                                                     
BC1PSM10: F000 ABEND CODE=INIT NUMBER=1005                                                      

Environment

Release : 19.0

Resolution

There was one library in the STEPLIB concatenation that wasn't authorized.

Removing the unauthorized library from the TSO logon proc STEPLIB concatenation resolved the problem.