3302198 - Config tool stopped - An error has occurred during key migration - FileNotFoundException - Permission denied

Config Tool is not able to open with old key phrase and it also can not be changed.

configtool.trc shows:

[...]
An error has occurred during key migration.
com.sap.security.core.server.secstorefs.FileMissingException: File "/usr/sap/<SID>/SYS/global/security/data/SecStore.key" does not exist although it should.
[...]

and:

[...]
An error has occurred during key migration.
com.sap.security.core.server.secstorefs.FileIOException: I/O error on file "/usr/sap/<SID>/SYS/global/security/data/SecStore.properties".
[...]
Caused by: java.io.FileNotFoundException: /usr/sap/BJP/SYS/global/security/data/SecStore.properties (Permission denied)
at java.io.FileOutputStream.open0(Native Method)
at java.io.FileOutputStream.open(FileOutputStream.java:270)
at java.io.FileOutputStream.<init>(FileOutputStream.java:213)
at java.io.FileOutputStream.<init>(FileOutputStream.java:101)
at com.sap.security.core.server.secstorefs.StorageHandler.flush(StorageHandler.java:518)
... 6 more
[...]

SAP NetWeaver for AS Java all versions using UNIX based operation systems

congigtool, AS Java, NW Java, securestore, secure store , KBA , BC-JAS-ADM-ADM , Administration , BC-OP-LNX , Linux , BC-OP-AIX , IBM AIX , BC-OP-HPX , HP-UX , BC-OP-SUN , SUN Solaris , Problem