You can modify your regional settings to resolve this issue:
Go to Start menu / Settings / Control Panel/ Language, and Regional Options. On Regional Options (standards and formats area), click customize and choose the combinations below : - Decimal point = "." - Thousand separator = space or "," or - Decimal point = "," - Thousand separator = space
If you use European keyboard settings on your computer, please also make sure that the Settings for Non-Unicode programes are set to English.