The EH flag controls TECO's action when an error is encountered. Value Meaning if Set 0 Same as 2 1 Only the 3-character error code is printed 2 The 3-character error code and a short message are printed 3 The 3-character error code, a short message, and a more detailed explanation of the error are printed 4 The command(s) which lead to the error are printed, simulating the effect of the "?" command The 4 may be combined with either 0, 1, 2, or 3 in the EH flag