[SQL Server Native Client 11.0] Description=Microsoft SQL Server ODBC Driver V1.0 for Linux Driver= /.../..../libsqlncli-11.0.so.1790.0 Threading=1 UsageCount=1 #### my$dbh1 = DBI->connect("dbi:ODBC:DRIVER={SQL Server Native Client 11.0};Server=abc.cde.corp.org\\XYZ;Database=TEST;UID=$user;PWD=$password"); #### DBI connect('DRIVER={SQL Server Native Client 11.0};Server=abc.cde.corp.org\XYZ;Database=TEST;UID=abc;PWD=defv','',...) failed: [unixODBC][Driver Manager]Driver's SQLAllocHandle on SQL_HANDLE_HENV failed (SQL-IM004)