Error 505

Error 501/505: Not implemented or not supported.

If you have seen this it could be because a third-party product is interfering with Internet Explorer, or the HTTP1.1 setting is enabled. To fix this problem open Internet Explorer, click Internet Options on the Tools, and follow these steps.

1. Open Internet Explorer, click Internet Options in the Tools menu.
2. Once in the Internet Options box, click the Advanced tab.
3. Click to clear the HTTP 1.1 check box, and then click OK.
4. Test to determine if the problem is fixed. If it is, do not continue with the remaining steps. If the issue isn't, go on to the next step.
5. In Internet Explorer, click Internet Options on the Tools menu.
6. In the Internet Options dialog box, click the Advanced tab.
7. Click to clear the Show friendly HTTP error messages check box.
8. Open a Web page to reproduce the error message. This new error message may be similar to the following:
HTTP version not supported by program name.
Note the name of the program in this new error message.
9. The program name that you noted in step 8 may be the cause of this issue. Either remove this program, or contact the manufacturer of the program to inquire about the availability of a fix for this issue.