3699258 - Error "X.509: No key store or PEM provided" is raised when you test the DBCO connection to HANA

You have created a DBCO connection in ABAP system.
However, connection test via ADBC_TEST_CONNECTION is failed with following error message:

Could not open connection TEST                           .
sql error     10.709- occured:
Connection failed (RTE:[-1] X.509: No key store or PEM provided#Kerberos error. Major: "No credentials were supplied, or the credentials were unavailable or inaccessible [458752]", minor: "No Kerberos credentials available (default cache: DIR:/run/user/10

Following information can be found in dev_w** trace.

B  Connect to TEST as  with <host name>:3<instance number>15
C  Try to connect SECONDARY as @<host name>:3<instance number>15 on connection 1 ...
...
C  connect to /<pwd>@<host name>:3<instance number>15 on connection 1 ...
C  *** ERROR => Connect to database failed, rc=1, rcSQL=-10709
 [dbhdbsql.cpp 876]
C  {root-id=EB75C697D8E51FE0B9A2C43010BD75DB}_{conn-id=00000000000000000000000000000000}_0
C  SQLCODE    : -10709
C  SQLERRTEXT : Connection failed (RTE:[-1] X.509: No key store or PEM provided
C  Kerberos error. Major: "No credentia\
C               ls were supplied, or the credentials were unavailable or inaccessible [458752]", minor: "No Kerberos\
C                credentials available (default cache: DIR:/run/user/1008/krb5cc) [2529639053/-1765328243]" (XXX.XXX.\
C               XXX.XXX:XXXX-> <host name>:3<instance number>15))
B  ***LOG BV3=> severe db error -10709; work process is stopped [dbsh         1323]
B  ***LOG BY2=> sql error -10709 performing CON [dbds         1115]
B  ***LOG BY0=> Connection failed (RTE:[-1] X.509: No key store or PEM provided
Kerberos error. Major: "No credentials were supplied, or the credentials were unavailable or inaccessible [458752]", minor: "No Kerberos credentials available (default cache: DIR:/run/user/1008/krb5cc) [2529639053/-1765328243]" (

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SAP HANA, platform edition 2.0

DBCO connection, SAPHANADB, application layer, database connection error, sql error 10,709, X.509, PEM, ADBC_TEST_CONNECTION , KBA , BC-DB-HDB-CCM , CCMS / Database Monitors for SAP HANA , HAN-DB-CLI , SAP HANA Clients (JDBC, ODBC) , How To