2865468 - DM - Content refresh error "Access to the path 'c:\windows\system32\inetsrv\empty.docx' is denied."

Running a (server) content refresh, there is an error

The log shows

2019-10-07 15:16:52.3821 [79] [ERROR] ==>
-------- Begin --------
ErrorID: 66c50fdd-e653-41e2-8bb5-d0b6095d49cf
Message: Access to the path 'c:\windows\system32\inetsrv\empty.docx' is denied.
Source: mscorlib
Stack trace: at System.IO.__Error.WinIOError(Int32 errorCode, String maybeFullPath)
at System.IO.FileStream.Init(String path, FileMode mode, FileAccess access, Int32 rights, Boolean useRights, FileShare share, Int32 bufferSize, FileOptions options, SECURITY_ATTRIBUTES secAttrs, String msgPath, Boolean bFromProxy, Boolean useLongPath, Boolean checkHost)
at System.IO.FileStream..ctor(String path, FileMode mode, FileAccess access, FileShare share, Int32 bufferSize)
at Aspose.Words.Document.�(Stream �, String �, SaveOptions �)
at cundus.enterpriseReporting.Services.ContentRefresh.WordRefreshController.DeSerializeImages(Byte[] images)
at cundus.enterpriseReporting.Services.ReportService.LoadBriefingBooks(List`1 orderedChapterparts, List`1 orderedChapterContentparts, ConcurrentDictionary`2 chapterBriefingbooks, Dictionary`2 loadedchapterBriefingbooks, String culture, BIPDatasourcesHashTable dsTable, Dictionary`2 chapterLogs, List`1 dataSources, String configValueAspose, Dictionary`2 bbResults, SAMLToken samlToken, String samlUserIdentifier, List`1 globalTagList, Dictionary`2 chapterWTableTagging, LanguageOptionExpression langopts)
-------- End --------

Disclosure Management 10.1

Access to the path 'c:\windows\system32\inetsrv\empty.docx' , KBA , dm , EPM-DSM-GEN , DM core functionalities , Problem