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 programmes are set to English.