Solver-is unable to find project or library
The problem We can see that the user was with problem to run a macro in an Excel 2010 file, which used a SOLVER add-in. Whenever the user ran the macro, was displayed the following error message: Error Message in text: “--------------------------- Microsoft Visual Basic for Applications --------------------------- Compilation error: Is unable to find project or library --------------------------- OK Help ---------------------------“ Error Message in image: Talking to the user we discover that the file that was showing the error was created in a different version of Microsoft Excel 2010. The file was created in Excel 2003. Solution Analyzing the structure of the file and the SOLVER references we have found that the reference to the solver was with the status missing: SOLVER and the appointment to the Office 2003 installation folder. It was there that we found the problem. See the step by step to solve the problem m