General::readp

Details

  • This message is generated by an operation that tries to access the rules attached to a symbol that has both the ReadProtected attribute and the Locked attribute.
  • Off[message] switches off the message; On[message] switches it on. For example: Off[General::readp].

Examples

Basic Examples  (1)

An error message is generated by the attempt to evaluate DownValues for a symbol that has the ReadProtected and Locked attributes: