What are IsConfig.ini Error Messages?

General IsConfig.ini Runtime Errors

IsConfig.ini file errors often occur during the startup phase of Realtek RTL8187B Wireless 802.11b/g 54Mbps USB 2.0 Network Adapter, but can also occur while the program is running. These types INI errors are also known as “runtime errors” because they occur while Realtek RTL8187B Wireless 802.11b/g 54Mbps USB 2.0 Network Adapter is running. Here are some of the most common IsConfig.ini runtime errors:

• IsConfig.ini could not be found.
• IsConfig.ini error.
• IsConfig.ini failed to load.
• Error loading IsConfig.ini.
• Failed to register IsConfig.ini / Cannot register IsConfig.ini.
• Runtime Error - IsConfig.ini.
• The file IsConfig.ini is missing or corrupt.

Most INI errors are due to missing or corrupt files. Your IsConfig.ini file could be missing due to accidental deletion, uninstalled as a shared file of another program (shared with Realtek RTL8187B Wireless 802.11b/g 54Mbps USB 2.0 Network Adapter), or deleted by a malware infection. Furthermore, IsConfig.ini file corruption could be caused from a power outage when loading Realtek RTL8187B Wireless 802.11b/g 54Mbps USB 2.0 Network Adapter, system crash while loading or saving IsConfig.ini, bad sectors on your storage media (usually your primary hard drive), or malware infection. Thus, it’s critical to make sure your anti-virus is kept up-to-date and scanning regularly.

How to Fix IsConfig.ini Errors in 3 Steps (Time to complete: ~5-15 minutes)

If you're encountering one of the error messages above, follow these troubleshooting steps to resolve your IsConfig.ini issue. These troubleshooting steps are listed in the recommended order of execution.

To begin System Restore (Windows XP, Vista, 7, 8, and 10):

1. Hit the Windows Start button
2. When you see the search box, type "System Restore" and press "ENTER".
3. In the search results, find and click System Restore.
4. Please enter the administrator password (if applicable / prompted).
5. Follow the steps in the System Restore Wizard to choose a relevant restore point.
6. Restore your computer to that backup image.

If the Step 1 fails to resolve the IsConfig.ini error, please proceed to the Step 2 below.

You can uninstall Realtek RTL8187B Wireless 802.11b/g 54Mbps USB 2.0 Network Adapter software by following these instructions (Windows XP, Vista, 7, 8, and 10):

1. Hit the Windows Start button
2. In the search box, type "Uninstall" and press "ENTER".
3. In the search results, find and click "Add or Remove Programs"
4. Find the entry for Realtek RTL8187B Wireless 802.11b/g 54Mbps USB 2.0 Network Adapter 2015-10-28 and click "Uninstall"
5. Follow the prompts for uninstallation.

After the software has been fully uninstalled, restart your PC and reinstall Realtek RTL8187B Wireless 802.11b/g 54Mbps USB 2.0 Network Adapter software.

If this Step 2 fails as well, please proceed to the Step 3 below.

Realtek RTL8187B Wireless 802.11b/g 54Mbps USB 2.0 Network Adapter 2015-10-28

Realtek Semiconductor

When the first two steps haven't solved your issue, it might be a good idea to run Windows Update. Many IsConfig.ini error messages that are encountered can be contributed to an outdated Windows Operating System. To run Windows Update, please follow these easy steps:

1. Hit the Windows Start button
2. In the search box, type "Update" and press "ENTER".
3. In the Windows Update dialog box, click "Check for Updates" (or similar button depending on your Windows version)
4. If updates are available for download, click "Install Updates".
5. After the update is completed, restart your PC.

If Windows Update failed to resolve the IsConfig.ini error message, please proceed to next step. Please note that this final step is recommended for advanced PC users only.

If Those Steps Fail: Download and Replace Your IsConfig.ini File (Caution: Advanced)

If none of the previous three troubleshooting steps have resolved your issue, you can try a more aggressive approach (Note: Not recommended for amateur PC users) by downloading and replacing your appropriate IsConfig.ini file version. We maintain a comprehensive database of 100% malware-free IsConfig.ini files for every applicable version of Realtek RTL8187B Wireless 802.11b/g 54Mbps USB 2.0 Network Adapter. Please follow the steps below to download and properly replace you file:

1. Locate your Windows operating system version in the list of below "Download IsConfig.ini Files".
2. Click the appropriate "Download Now" button and download your Windows file version.
3. Copy this file to the appropriate Realtek RTL8187B Wireless 802.11b/g 54Mbps USB 2.0 Network Adapter folder location:
   
   Windows 10: C:\Program Files (x86)\InstallShield Installation Information\{7095FD27-37F0-4750-9DE8-D37DC0043706}\
   
4. Restart your computer.

If this final step has failed and you're still encountering the error, you're only remaining option is to do a clean installation of Windows 10.

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