2549207 - Converting SSL certificate to .p12 for SMP cockpit throws error "Problem importing entry for alias"

When using keytool.exe to convert SSL certificate to .p12 to be imported to SMP Cockpit, the following errors come up:

Entry for alias smp_crt successfully imported.
Problem importing entry for alias <ALIASNAME>: java.security.KeyStoreException: TrustedCertEntry not supported.
Entry for alias <ALIASNAME> not imported.
Do you want to quit the import process? [no]:
Problem importing entry for alias <ALIASNAME>: java.security.KeyStoreException: TrustedCertEntry not supported.
Entry for alias gsnonpublicroot2 not imported.
Do you want to quit the import process? [no]: yes
Import command completed: 1 entries successfully imported, 2 entries failed or canceled

• SAP Mobile Platform 3.0 (SMP 3.0)
• Test/Development and Production environments

keytool.exe, SSL, SSL Certificate, .p12, Cockpit, Problem importing entry for alias, java.security.KeyStoreException: TrustedCertEntry not supported, DNS, multiple servers , KBA , MOB-ONP , SAP Mobile Platform on Premise , Problem