Seize schema master fails with insufficient rights
Windows Server 2019
Symptoms
fsmo maintenance: seize schema master Attempting safe transfer of schema FSMO before seizure. ldap_modify_sW error 0x32(50 (Insufficient Rights). Ldap extended error message is 00002098: SecErr: DSID-03152832, problem 4003 (INSUFF_ACCESS_RIGHTS), data 0
Win32 error returned is 0x2098(Insufficient access rights to perform the operation.) ) Depending on the error code this may indicate a connection, ldap, or role transfer error. Transfer of schema FSMO failed, proceeding with seizure ... ldap_modify of SD failed with 0x32(50 (Insufficient Rights). Ldap extended error message is 00000005: SecErr: DSID-031528D2, problem 4003 (INSUFF_ACCESS_RIGHTS), data 0
Cause
The account performing the operation must be a member of the Schema admin group.
Solution
Log in again using the "schema admin" account for the forest administrator, and then proceed with the operation.