You can safely ignore some error messages that appear in the Application Services user interface without negative effects.

You might see the following error message.

		UserWarning: You don't have the C version of NameMapper installed! I'm
		disabling Cheetah's useStackFrames option as it is slow with the Python version
		of NameMapper. You should get a copy of Cheetah with the compiled C version of
		NameMapper. warnings.warn(

After you deploy the Clustered Dukes Bank application, an error message mistakenly appears in the JBoss install and configure log file.

You can safely ignore the error message.