ORA-12541
I had an instance ORCL installed under 12.2.0.1 and it was working fine. Then I installed another instance, named orcl1.
Now I cannot connect to either (orcl or orcl1):
C:\import\orcl1>path
PATH=C:\app\kuku\product\12.2.0\dbhome_1\bin;c:\cygwin64\bin;C:\Windows\system32
;C:\Windows;C:\Windows\System32\Wbem;C:\Windows\System32\WindowsPowerShell\v1.0\
;C:\Program Files\TortoiseSVN\bin
C:\import\orcl1>lsnrctl
LSNRCTL for 64-bit Windows: Version 12.2.0.1.0 - Production on 22-MRZ-2018 11:17
:38
Copyright (c) 1991, 2016, Oracle. All rights reserved.
Willkommen in LSNRCTL. Geben Sie "help" ein, um Information zu erhalten.
LSNRCTL> status
Anmeldung bei (DESCRIPTION=(ADDRESS=(PROTOCOL=TCP)(HOST=Ora12c.exaint.de)(PORT=1