| WD6X: "Bad F-line Instruction" in MacWord with Older ExtensionsLast reviewed: February 5, 1998Article ID: Q143221 | 
| The information in this article applies to: 
 
 SYMPTOMSWhen you run the 68 kilobyte (KB) version of Word for the Macintosh, you may receive the following system error message: 
 Bad F-line instruction. CAUSESome combinations of older software with newer hardware configurations may cause the error. A "Bad F-line Instruction" error is the result of a program attempting to run data in place of instructions. This occurs when operating system changes move beyond current software design. 
 RESOLUTIONUpgrade to the most recent versions of the extension software. 
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| Additional query words: 6.0 init conflict type 1 f line parameter 
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