2346945 - NWA Keystore view unavailable

In NetWeaver Administrator in the Certificates and Keys: Key Storage when clicking on a certain view or certificate 500 Internal Server error is displayed

At the same time one of the following errors is logged in the defaultTrace file:

*******
Can not get extended entry info for entry <name of the keystore view>
[EXCEPTION]
java.lang.ArrayIndexOutOfBoundsException: while trying to load from index 0 of an object array with length 0, returned from com.sap.engine.services.keystore.impl.KeyStoreEntry.getCertificateChain()
at com.sap.engine.services.keystore.impl.util.EntryUtility.getExtendedEntryInfo(EntryUtility.java:193)
...

*****
OR
*****

Can not get extended entry info for entry <name of the certificate>
[EXCEPTION]
java.lang.ArrayIndexOutOfBoundsException: 0
at com.sap.engine.services.keystore.impl.util.EntryUtility.getExtendedEntryInfo(EntryUtility.java:193)
...

*****
OR
*****

Can not get extended entry info for entry <name of the keystore view>
[EXCEPTION]
java.security.KeyStoreException: Unable to recover the key:
java.security.InvalidKeyException: Can't parse PrivateKeyInfo: iaik.asn1.CodingException: ASN1: GeneralString does not support getComponentAt(int)!

*****
OR
*****

Can not import entry pei from PKCS12
[EXCEPTION]
java.security.KeyStoreException ID21108: while trying to load from index 33 of a byte (or boolean) array with length 33, loaded from the first parameter of the method
at com.sap.engine.services.keystore.impl.coder.PKCS12Coder.loadEntry(PKCS12Coder.java:105)
at com.sap.engine.services.keystore.jmx.bean.ViewManager.importEntryFromPKCS12(ViewManager.java:485)

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SAP NetWeaver Application Server Java

SAP NetWeaver 2004 ; SAP NetWeaver 7.0 ; SAP NetWeaver 7.1 ; SAP NetWeaver 7.2 ; SAP NetWeaver 7.3 ; SAP NetWeaver 7.4 ; SAP NetWeaver 7.5 ; SAP enhancement package 1 for SAP NetWeaver 7.0 ; SAP enhancement package 1 for SAP NetWeaver 7.3 ; SAP enhancement package 2 for SAP NetWeaver 7.0 ; SAP enhancement package 3 for SAP NetWeaver 7.0

keystore corrupt, can not get extended entry info, cannot view keystore, cannot edit certificate , KBA , BC-JAS-SEC , Security, User Management , Problem