You receive the "Internal Error 2755.1631" error message during Microsoft product installation

When you try to install any one of the products in the "Applies To" section, you may receive an error message that resembles the following:

This behavior occurs if either one of the following conditions is true:

• You do not have permission to the Installer folder.
• Your Microsoft Windows XP account is corrupted or is damaged.

To work around this behavior, use the following methods in the order that they appear.

Method 1: Verify that you have permissions in the Installer folder

Note Because there are several versions of Microsoft Windows, the following steps may be different on your computer. If they are, see your product documentation to complete these steps.

Windows Vista

1. Click Start
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   , and then click Documents.
2. On the hard disk on which Windows Vista is installed, locate and then open the Windows folder.
3. Right-click the Installer folder, and then click Properties. If the Installer folder does not appear, follow these steps:
   1. On the Tools menu, click Folder Options.
   2. On the View tab, click to select the Show hidden files and folders check box.
   3. On the View tab, click to clear the Hide protected operating system files (Reccomended) check box.
   4. Click OK.
4. On the Security tab, verify that the Everyone group has read and write permissions.
5. On the General tab, click to clear the Read-only check box.
6. Click OK.
   
   If you are prompted to confirm the attribute change, click Apply change to this folder, subfolders and files, and then click OK.
7. Try to install the program.

Windows XP

1. On the desktop, double-click My Computer.
2. Locate, and then open the Windows folder.
3. Right-click the Installer folder, and then click Properties. If the Installer folder is not visible, follow these steps:
   1. On the Tools menu, click Folder Options.
   2. On the View tab, click to select the Show hidden files and folders check box.
   3. On the View tab, click to clear the Hide protected operating system files check box.
   4. Click OK.
4. On the Security tab, verify that the Everyone group has read and write permissions.
5. On the General tab, click to clear the Read-only check box.
6. Click OK.
   
   If you are prompted to confirm the attribute change, click Apply change to this folder, subfolders and files, and then click OK.
7. Try to install the program.

If the behavior continues, go to the next method.

Method 2: Install from a different profile or from a new profile

If you have multiple accounts on this computer, try to install the program from a different administrator account. If you do not have another administrator account, create a new administrator account. Depending on your version of Windows , use the appropriate steps.

Windows Vista

To resolve this issue, follow the steps in the appropriate section.

The computer is connected to the Internet

View the "Create a user account" topic on the following Windows Online Help and Support Web site:

The computer is not connected to the Internet

View the "Create a user account" topic in Windows Help and Support on the computer's hard disk by following these steps:

1. Click Start, and then click Help and Support.
2. In the Search Help box or in the Search online Help box, type Create a user account, and then click Search Help.
3. In the list of topics, click Create a user account.
4. Click the link that best describes the problem that you are experiencing.
5. Follow the suggestions to troubleshoot the problem that you are experiencing.

After you have created a new user account, sign in as the new user. Then, try to install the program.

Microsoft Windows XP Home Edition

1. Click Start, and then click Control Panel.
2. Click User Accounts.
3. In the Pick a task list box, click Create a new account.
4. Type the name that you want to use for the account, and then click Next.
5. Click to select the Computer administrator check box, and then click Create Account.
6. Log off, and then sign in as the new user.
7. Try to install the program.

Microsoft Windows XP Professional

1. Click Start, and then click Control Panel.
2. Click User Accounts.
3. On the Users tab, click Add.
4. Type a name for your user account, your full name, and a description for your account. If your computer is set up as part of a client/server network, type the domain name, and then click Next.
   
   Note If your computer is set up as an individual computer (without a network) or in a peer-to-peer network, you do not have to provide a domain name.
5. Type a user password, and then type the user password again to confirm it.
   
   Important Passwords are case sensitive. For example, MyPassword and mypassword are treated as two different passwords.
6. Click Next.
7. Select the level of access for your user account, and then click Finish.
8. Log off, and then sign in as the new user.
9. Try to install the program.

Copy user data from your profile to a new profile

Windows Vista

To resolve this issue, follow the steps in the appropriate section.

The computer is connected to the Internet

View the "Transfer files and settings from another computer" topic on the following Windows Online Help and Support Web site:

The computer is not connected to the Internet

View the "Transfer files and settings from another computer" topic in Windows Help and Support on the computer's hard disk by following these steps:

1. Click Start, and then click Help and Support.
2. In the Search Help box or in the Search online Help box, type Transfer files and settings from another computer, and then click Search Help.
3. In the list of topics, click Transfer files and settings from another computer.
4. Click the link that best describes the problem that you are experiencing.
5. Follow the suggestions to troubleshoot the problem that you are experiencing.

Windows XP

1. Log on to the old profile.
2. Click Start, point to Accessories, point to System Tools, and then click Files and Settings Transfer Wizard.
3. Click Next, click Old Computer, and then click Next.
4. Click to select the Other check box.
5. In the Folder or drive box, type C:\, and then click Next.
6. Select the appropriate option for the items that you want to transfer:
   • Settings only
   • Files only
   • Both files and settings
   • Customize
7. Click Next two times, and then click Finish.
8. When the Files and Settings Transfer Wizard is complete, click Start, and then click Log Off.
9. Log on to the new profile.
10. Click Start, point to Accessories, point to System Tools, and then click Files and Settings Transfer Wizard.
11. Click Next, click New Computer, and then click Next.
12. Click to select the I don't need the Wizard Disk. I have already collected my files and settings from my old computer check box.
13. Click to select the Other check box, and then click Browse.
14. Select the folder that ends in .UNC in the root of the C drive, and then click Next.
15. Click Finish.
16. Select Yes to log off the computer.

The new settings do not take effect until you log off.

For additional information about how copy any additional information from your Windows XP profile to a new profile, click the following article number to view the article in the Microsoft Knowledge Base: