You cannot create or delete a subfolder or add a document to the document library when you use an alternate access portal URL to access a SharePoint Portal Server site (821519)

WORKAROUND

To work around this problem, add registry entries for the LocalSystem account on the server, and make sure that the registry keys in the following steps exist on the computer and contain the correct values as appropriate to your environment.

WARNING: If you use Registry Editor incorrectly, you may cause serious problems that may require you to reinstall your operating system. Microsoft cannot guarantee that you can solve problems that result from using Registry Editor incorrectly. Use Registry Editor at your own risk.

1. Click Start,, and then click Run.
2. In the Open box, type regedit, and then click OK.
3. Add the following registry entry and set it to use a value of 0 (zero):

   HKEY_USERS\S-1-5-18\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Zones\3\1A00

   To do this, follow these steps:
   1. Right-click the following registry key, point to New, and then click DWORD Value:

      HKEY_USERS\S-1-5-18\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Zones\3

   2. Type 1A00, and then press ENTER.
   3. In the Value data box, type 0, and then click OK.
4. Add the following registry key (if it does not already exist):

   HKEY_USERS\S-1-5-18\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\Domains

   To do so, follow these steps:
   1. Right-click the following registry key, point to New, and then click Key:

      HKEY_USERS\S-1-5-18\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap

   2. Type Domains, and then press ENTER.
5. Add the following registry entry and set it to use a value of 1, where HostHeaderName is the name of the server:

   HKEY_USERS\S-1-5-18\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\Domains\HostHeaderName\http

   To do so:
   1. Right-click the following registry key, point to New, and then click DWORD Value:

      HKEY_USERS\S-1-5-18\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\Domains\HostHeaderName

   2. Type http, and then press ENTER.
      
      Important If you are using Security Sockets Layer (SSL), type https.
   3. In the Value data box, type 1, and then click OK.
6. If you are using fully qualified domain names (FQDNs), add the following registry entries, and set the value to 3, where ServerFQDN, is the FQDN of the server :
   • HKEY_USERS\S-1-5-18\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\Domains\ServerFQDN\http
   • HKEY_USERS\S-1-5-18\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\EscDomains\ServerFQDN\http
   To do so, follow these steps:
   1. Right-click the following registry key, point to New, and then click DWORD Value:

      HKEY_USERS\S-1-5-18\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\Domains\ServerFQDN

   2. Type http, and then press ENTER.
      
      Important If you are using SSL, type https.
   3. In the Value data box, type 3, and then click OK.
   4. Right-click the following registry key, point to New, and then click Key:

      HKEY_USERS\S-1-5-18\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap

   5. Type EscDomains, and then press ENTER.
   6. Right-click the following registry key, point to New, and then click DWORD Value:

      HKEY_USERS\S-1-5-18\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\EscDomains\ServerFQDN

   7. Type http, and then press ENTER.
      
      Important If you are using SSL, type https.
   8. In the Value data box, type 3, and then click OK.
7. Quit Registry Editor.