Problem Note 57799: The WebDAV repository connection attempt fails with HTTP connection-manager errors
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Although Information Service repositories do not support multi-threading in general, the provision of a service facade (DAVContentService) makes this almost inevitable. Synchronization is required to support multi-threading, and the current connection code does not provide this protection. In other words, more than one thread can enter the connection setup code, and a variety of errors can occur. The likelihood of this scenario occurring is low.
In one scenario where the repository connection attempt fails, the client receives the error "Previously failed to connect", and you need to restart the system. The failure might be accompanied also by the following error message in the server log:
Click the Hot Fix tab in this note to access a hot fix for your maintenance release of SAS 9.4 for this issue.
Operating System and Release Information
| Product Family | Product | System | SAS Release | |
| Reported | Fixed* | |||
| SAS System | SAS Web Infrastructure Platform | Microsoft® Windows® for x64 | 9.4 TS1M0 | 9.4 TS1M4 |
| 64-bit Enabled AIX | 9.4 TS1M0 | 9.4 TS1M4 | ||
| HP-UX IPF | 9.4 TS1M0 | 9.4 TS1M4 | ||
| Linux for x64 | 9.4 TS1M0 | 9.4 TS1M4 | ||
| Solaris for x64 | 9.4 TS1M0 | 9.4 TS1M4 | ||
A fix for this issue for SAS Management Console 9.4_M3 is available at:
https://tshf.sas.com/techsup/download/hotfix/HF2/V11.html#57799A fix for this issue for SAS Middle Tier 9.4_M3 is available at:
https://tshf.sas.com/techsup/download/hotfix/HF2/V10.html#57799A fix for this issue for SAS Management Console 9.4_M2 is available at:
https://tshf.sas.com/techsup/download/hotfix/HF2/R76.html#57799A fix for this issue for SAS Middle Tier 9.4_M2 is available at:
https://tshf.sas.com/techsup/download/hotfix/HF2/R75.html#57799A fix for this issue for SAS Management Console 9.4_M1 is available at:
https://tshf.sas.com/techsup/download/hotfix/HF2/M93.html#57799A fix for this issue for SAS Middle Tier 9.4_M1 is available at:
https://tshf.sas.com/techsup/download/hotfix/HF2/M92.html#57799A fix for this issue for SAS Management Console 9.4 is available at:
https://tshf.sas.com/techsup/download/hotfix/HF2/L45.html#57799A fix for this issue for SAS Middle Tier 9.4 is available at:
https://tshf.sas.com/techsup/download/hotfix/HF2/L49.html#57799| Type: | Problem Note |
| Priority: | medium |
| Date Modified: | 2016-10-04 15:35:17 |
| Date Created: | 2016-03-04 15:13:58 |