PROBLEM: When I enter the internet license code and try to save it I get the following error message Error 5: Invalid procedure call or argument PR-Tracker 4.40.0208 frmLicense:cmdOK_Click Key:ComputerInternetServerLicenseCode prtracker ANSWER: This error occurs when the computer uses a comma for a decimal point instead of a period. This is a PR-Tracker bug which will be fixed. Until we release the fixed version you will have to change the number settings on your computer. To change the setting do these steps 1) Select Regional Settings from the Control Panel 2) Select the Number tab in the Regional Settings Properties dialog 3) Change the decimal symbol to .