Frequently Asked Questions

Frequently Asked Questions about Crossums.

These are the most frequently asked questions that Crossums support receives.

What is Crossums?
Crossums is a mental arithmetic game for 1 to 4 players which can be any combination of computer/human players. Or you can just watch the computer players play.

To score points you must create valid sums using your numbered tiles and place them on the playing board. Points are calculated by adding up the numbers used and the effect of any bonus squares.

Do not include mathematical operators (+ - x �) or = signs in your sum - these will be deduced by the program. Individual numbers must be positive whole numbers up to 6 digits long, although the entire sum can be up to 15 digits.

How much does Crossums cost?
Crossums is priced at $15.00 per license. When registering online, by fax, or by e-mail, a $2.50 service fee is added to cover the cost of the service provided by setSystems.

What do you get for registering Crossums?
Registration entitles you to free minor updates and technical support via e-mail. All registered users receive notifications about updates when they become available. If you need to contact technical support, you can send e-mail to [email protected] .

Are there any discounts for multiple licenses?
Yes. The discounted rates are very simple. For every two licenses you purchase, you will be receive one free license.

When I try to play a .wav file, I receive the following error message: MMSYSTEM281 This file could not be played. Check the filename or install a driver that supports this type of file.
This behavior can occur for either of the following reasons:

The proper entry is not present in the [mci extensions] section of the Win.ini file for the type of file you are trying to play.

Make sure that the [mci extensions] section exists in the Win.ini file, and that the proper entries are present. For example, .avi files are played using the AVIVideo MCI device.

The following is a sample [mci extensions] section:
There is an incorrect Media Control Device association for the file type you are trying to play.

To correct this error, remove and then reinstall any devices that are not working correctly. To do so, follow these steps:
1. In Control Panel, double-click Multimedia.
2. On the Advanced tab, double-click the Media Control Devices branch to expand it.
3. Click the device that is not working properly, click Properties, and then click Remove.
4. When you are prompted to verify that you want to remove the device, click Yes. Click OK when you are notified that the device has been removed and when you are notified that the changes will take effect when you restart Windows 95.
5. Repeat steps 3-4 to remove any other devices that are not working correctly. When you are done removing devices, click OK to close the Multimedia Properties dialog box.
6. In Control Panel, double-click Add New Hardware.
7. Click Next, click No, and then click Next.
8. In the Hardware Types box, click Sound, Video, And Game Controllers, and then click Next.
9. In the Manufacturers box, click Microsoft MCI.
10. In the Models box, click one of the drivers you removed in step 3, and then click Next.
11. Click Finish.
12. If you need to install another device, click No when you are prompted to restart your computer, and then repeat steps 6-11.
13. When you are done installing devices, click Yes when you are prompted to restart your computer.

What are the command line arguments for Scandisk?
scandiskw[drive:][/A][/N][/P]

where:

What are the command line arguments for Defrag?
defrag [drive: | /all] [/F | /U | /Q] [/noprompt] [/concise | /detailed]

where: