Learn the cause and how to resolve the ORA-01040 error message in Oracle.
When you stumble upon an ORA-01040 error, the following error message will appear:
ORA-01040: invalid character in password; logon denied
You tried to logon to Oracle using a password that both contained a multi-byte personality or a character that is no longer phase of the US7ASCII persona set.
The option(s) to resolve this Oracle error are:
Enter a valid password and retry logon.