HOW TO RESOLVE REPORTING SERVICES CATALOG DATABASE FILE EXISTENCE FAILED OR TEMPORARY DATABASE FILE EXISTENCE FAILED

Next to go to the Sql server root directory, by default

C:\Program Files\Microsoft SQL Server\MSSQL10_50.MSSQLSERVER\MSSQL\DATA

Files to be deleted

• ReportServer.mdf
• ReportServer_log.LDF
• ReportServerTempDB.mdf
• ReportServerTempDB_log.LDF.