Following a database upgrade from Oracle 220.127.116.11 to 19.0.0, and a client upgrade from Oracle Instant Client 12c to Oracle Instant Client 19c, SAP Netweaver will no longer start. In the Work Process Developer Trace, the following error is seen:
Library 'E:\usr\sap\EQ1\D01\exe\dboraslib.dll' loaded
B Version of 'E:\usr\sap\EQ1\D01\exe\dboraslib.dll' is "722.00", patchlevel (0.900)
B con_info_ext_support(): DBSL supports extended connect protocol
B ==> connect info for default DB will be read from ssfs
C dbs/ora/stmt_cache_size = 250
C SQL retry delay period set to 2000 ms.
C dbs/ora/array_buf_size = 1000000
C Prepending E:\usr\sap\EQ1\D01\exe to Path.
C Register application info.
C *** ERROR => Couldn't initialize Oracle client, please check installation!
M ***LOG R19=> ThInit, db_connect ( DB-Connect 000256) [thxxhead.c 1598]
M in_ThErrHandle: 1
This server can be started if the Oracle Instant Client is rolled back to 12c.
Oracle Instant Client 19c
KBA , BC-DB-ORA-DBA , Database Administration , BC-DB-ORA-INS , Installation SAP System , Problem
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