2394784 - Startup fails with DlLoadLib()==DLENOACCESS - LoadLibrary(" ")

The start of SAP systems based on SAP NetWeaver fails with the following error in the developer trace:

Mon Nov 21 17:19:21 2016
M  calling db_connect ...
B  Loading DB library ' ' ...
M  *** ERROR => DlLoadLib()==DLENOACCESS - LoadLibrary(" ")
Error 126 = "The specified module could not be found." [dlnt.c       255]
B  *** ERROR => Couldn't load library ' '
[dbcon.c      5768]
M  ***LOG R19=> ThInit, db_connect ( DB-Connect 008192) [thxxhead.c   1513]
M  in_ThErrHandle: 1
M  *** ERROR => ThInit: db_connect (step 1, th_errno 13, action 3, level 1) [thxxhead.c   11422]

• SAP Systems based on SAP NetWeaver with ABAP Stack;
• MS SQL Server 2005 and higher;

mssql, startup error, DLENOACCESS, LoadLibrary, DBLI_RC_LOAD_LIB_FAILED, startup fails, dbmssslib, startup, profile , KBA , BC-DB-MSS , SQL Server in SAP NetWeaver Products , BC-OP-NT , Windows , BW-SYS-DB-MSS , BW on Microsoft SQL Server , BC-CST-STS , Startup Service , Problem