Problem
Parameter cannot be null - Error message
Solution
When getting the error message 'parameter can not be null' when entering text, saving a project, printing or adding clip art to a project, please use the following steps to resolve the issue.
Windows 8.1 & 10:
1. On the Menu bar across the bottom of the screen locate the manilla file folder and click it to open.
2. Double click on the This PC icon.
3. Double click the hard drive C:.
4. Double click the User Folder.
5. Double click the user name folder, i.e. jsmith.
6. Double click AppData.
NOTE: If you do not see an AppData folder use the following tech note to Show Hidden Files and Folders please refer to the steps at the end of this
support article.
7. Double click the Local folder.
8. Locate the Print Shop folder and double click on it.
9. Double click The Print Shop 4.0 Deluxe or Professional folder depending on the version installed to the computer.
10. Click the userData.psDB file one time to highlight.
11. Click File and then Delete.
12. Click Yes you want to move the file to the recycling bin.
13. Close the windows until back to the desktop and re-launch Print Shop.
Windows 8:
1. On the Menu bar across the bottom of the screen locate the manilla file folder and click it to open.
2. Double click on the This PC icon.
3. Double click the hard drive C:.
4. Double click the User Folder.
5. Double click the user name folder, i.e. jsmith.
6. Double click AppData.
NOTE: If you do not see an AppData folder use the following tech note to Show Hidden Files and Folders please refer to the steps at the end of this
support article.
7. Double click the Local folder.
8. Locate the Print Shop folder and double click on it.
9. Double click The Print Shop 4.0 Deluxe or Professional folder depending on the version installed to the computer.
10. Click the userData.psDB file one time to highlight.
11. Click File and then Delete.
12. Click Yes you want to move the file to the recycling bin.
13. Close the windows until back to the desktop and re-launch Print Shop.
Windows Vista & 7:
1. Click the Start button, click Computer.
2. Double click the hard drive C:.
3. Double click the User Folder.
4. Double click the user name folder, i.e. jsmith.
5. Double click AppData. NOTE: If you do not see an AppData folder use the following tech note to Show
Hidden Files and Folders please refer to the steps at the end of this support article.
6. Double click the Local folder.
7. Locate the Print Shop folder and double click on it.
8. Double click The Print Shop 4.0 Deluxe or Professional folder depending on the version installed to the computer.
9. Click the userData.psDB file one time to highlight.
10. Click File and then Delete.
11. Click Yes you want to move the file to the recycling bin.
12. Close the windows until back to the desktop and re-launch Print Shop.
Resolving some software issues will require you to view the Hidden Files and Folders on your computer.
Use the following steps to display hidden files and folders.
Windows Vista and 7
To display hidden files and folders.
1. Open Folder Options by click the Start button, click Control Panel, click Appearance and Personalization, click Folder Options.
2. Click the View tab.
3. Under Advanced settings, click Show hidden files, folders, and drives, and then click APPLY.
Windows 8, 8.1 & 10
To display hidden files and folders.
1. Open Folder Options by typing Control Panel on the Start screen, click Control Panel, click Appearance and Personalization, click Folder Options.
2. Click the View tab.
3. Under Advanced settings, click Show hidden files, folders, and drives, and then click APPLY.
Note: Hidden files and folders will appear dimmed to indicate they are not typical items. Usually, hidden files are program or system files that should
not be deleted or changed. To display other hidden files, clear the Hide protected operating system files (Recommended) check box.