2491514 - CPADirectoryCacheException: HTTP 503: Service Unavailable

CPA Cache Refresh fails in the following error:

<CacheRefreshError>
<EngineType>AE</EngineType>
<EngineName>af.SID.host</EngineName>
<RefreshMode>C</RefreshMode>
<GlobalError>
<Message>CPA Cache not updated with directory data.</Message>
<Trace>
com.sap.aii.af.service.cpa.impl.exception.CPADirectoryCacheException: Could not open Directory URL (http://<host>:<port>/dir/hmi_cache_refresh_service/ext?method=CacheRefresh&mode=C&consumer=af.SID.host). Reason: com.sap.aii.af.service.cpa.impl.exception.CPADirectoryCacheException: HTTP 503: Service Unavailable at com.sap.aii.af.service.cpa.impl.cache.directory.DirectoryAccess.getDataFromDirectory(DirectoryAccess.java:304) at com.sap.aii.af.service.cpa.impl.cache.directory.DirectoryAccess.getDeltaCacheUpdateXML(DirectoryAccess.java:449) at ...

Caused by: com.sap.aii.af.service.cpa.impl.exception.CPADirectoryCacheException: HTTP 503: Service Unavailable at com.sap.aii.af.service.cpa.impl.cache.directory.DirectoryAccess.getDataFromDirectory(DirectoryAccess.java:295) ... 

• PI Release Independent
• SAP NetWeaver
• SAP Process Integration

Process Integration 7.0, PI 7.0, PI 7.01, PI 7.02, Process Integration 7.10, PI 7.10, Process Integration 7.11, PI 7.11, Process Integration 7.30, PI 7.30, Process Integration 7.31, PI 7.31, Process Orchestration 7.40, PI 7.40, PO 7.40, Process Orchestration 7.50, PI 7.50, PO 7.50, NetWeaver, XI, PI, PO, CPACache, delta, full, cache refresh, upgrade, system copy, com.sap.aii.af.cpa.app , KBA , BC-XI-CON-AFW-DC , Directory Cache , Problem