SP2-01535
Unmatched quotes in string string for SET SECUREDCOL ON
Cause
An invalid string was found in the SET SECUREDCOL ON UNAUTHORIZED text UNKNOWN text command. The identifier string must contain matched single or double quotes.
Action
Check that quotes in the string match before reentering the SET SECUREDCOL ON UNAUTHORIZED text UNKNOWN text command.
Errors 1536 & 1537 are Windows specific message. These messages were moved from spwus.msg. For unknown historical reason, spwus message were referenced in sqlplus command line. So purpose of these messages are for backward compatibilities and remove the dependency of spwus.msg. backward compatibility