To address the "system failure" issue you're experiencing after logging into the OTC Network, follow these steps:

1. Check Network Connection: Ensure that your internet connection is stable. Disconnect and reconnect your network, or switch to another network if available.

2. Clear Browser Cache: Sometimes, cached data can cause login issues. Clear your browser cache by following these steps:
- Open your browser settings.
- Locate the section for privacy or history.
- Select the option to clear browsing data/cache.
- Make sure to include cookies in the data to be cleared.

3. Disable Pop-Up Blockers: Certain websites, including the OTC Network, may require pop-ups to function correctly. Disable pop-up blockers in your browser settings to ensure that all necessary windows can open.

4. Update Your Browser: Ensure that your web browser is up to date. An outdated browser may not support the scripts necessary for the OTC Network to operate smoothly. Update to the latest version available for your browser.

5. Try Incognito Mode: Open your browser in incognito or private browsing mode. This mode does not use cached data and disables extensions that might be causing conflicts.

6. Make Sure OTC Tool Server is Functioning: Occasionally, server issues with the OTC Tool might be responsible for the failure message. You can check community forums for ongoing server problems or planned maintenance periods - learn more.

7. Contact Technical Support: If the problem persists after trying the above steps, consider reaching out to OTC Network's technical support for more direct assistance regarding your account or system failures.

By following these steps, you should be able to resolve the "system failure" message you're encountering after logging in.