| Product(s): | APM Implementation and Performance Management | ||
| Version(s): | 7.8 + | ||
| Environment: | N\A | ||
| Area: | N/A | ||
| Subarea: | N\A |
Problem
Trying to log into APM using a thick Client, getting the following error on screen
Unable to read application modules. Object reference not set to an instance of an object
or
Unable to perform a direct read on the oUser record to obtain user privileges. User privileges will default to End User. Exception has been thrown by the target of an invocation.
and in the log:
2019-10-24 12:19:11.8466 Error username Ivara.PL.SELECTLicenseAssetCounter [1] Unable to read asset count from database. EXCEPTION OCCURRED:NullReferenceException Object reference not set to an instance of an object. at Ivara.ODBC.GenericDatabaseConnector.CreateConnection()
at Ivara.PL.SELECTLicenseAssetCounter.GetAssetNumberFromDB()
2019-10-24 12:19:11.9006 Error echien Ivara.PL.SELECTServerLicenseController [1] GetApplicationModules: Unable to read applications modules EXCEPTION OCCURRED:NullReferenceException Object reference not set to an instance of an object. at Ivara.ODBC.GenericDatabaseConnector.CreateConnection()
at Ivara.PL.SELECTServerLicenseController.GetUnionOfSiteApplicationModules()
2019-10-24 12:19:11.9056 Error echien Ivara.PL.FatalExceptionPolicy [1] Invalid Configuration Unable to read applications modules. Object reference not set to an instance of an object. caught at: [?InstanceInitializeSession@Server@PL@Ivara@@$$FAE$AAMXPE$AAVSession@23@_NW4eClientRunAsUserType@Data@23@PE$AAVForm@Forms@Windows@System@@@Z,Server.cpp,1930] EXCEPTION OCCURRED:InvalidConfigurationException Unable to read applications modules. Object reference not set to an instance of an object. at Ivara.PL.SELECTServerLicenseController.GetUnionOfSiteApplicationModules()
at Ivara.PL.SELECTServerLicenseController.SetAPMApplicationModules(Boolean StartupMode)
at Ivara.PL.SELECTServerLicenseController.CheckLSELECTServerLicense(Session pSession, Boolean isServerSession, oUser* pCurrentUser, eClientRunAsUserType eRunAsUser, Form parentForm)
at Ivara.PL.Server.InstanceInitializeSession(Session pSession, Boolean isServerSession, eClientRunAsUserType eClientRunAsType, Form parentWindow)
2019-10-24 12:19:11.9056 Error <unknown> Ivara.PL.FatalExceptionPolicy [1] Invalid Configuration Unable to read applications modules. Object reference not set to an instance of an object. caught at: [?Initialize@Server@PL@Ivara@@$$FQE$AAMXPE$AAVString@System@@_N101PE$AAVMessageBoxCallbackBase@Callbacks@Data@23@W4egSessionTypes@Interfaces@23@W4eClientRunAsUserType@823@0PE$AAVForm@Forms@Windows@5@@Z,Server.cpp,1136] EXCEPTION OCCURRED:InvalidConfigurationException Unable to read applications modules. Object reference not set to an instance of an object. at Ivara.PL.Server.InstanceInitializeSession(Session pSession, Boolean isServerSession, eClientRunAsUserType eClientRunAsType, Form parentWindow)
at Ivara.PL.Server.InitializeSession(Session pSession, eClientRunAsUserType eClientRunAsType, Form parentWindow)
at Ivara.PL.Session.Initialize(ClientEnvironment clientEnv, eClientRunAsUserType runAsUserType)
at Ivara.PL.Server.Initialize(String perfmonCategory, Boolean codeFree, Boolean genCacheMode, String serverInstanceName, Boolean loadserviceProviders, MessageBoxCallbackBase msgBoxCallback, egSessionTypes eType, eClientRunAsUserType runAsUser, String applicationProviderName, Form parentWindow)
2019-10-24 12:19:11.9056 Error <unknown> Ivara.Server.IvaraServer [1] Problem initializing the server EXCEPTION OCCURRED:InvalidConfigurationException Unable to read applications modules. Object reference not set to an instance of an object. at Ivara.PL.Server.Initialize(String perfmonCategory, Boolean codeFree, Boolean genCacheMode, String serverInstanceName, Boolean loadserviceProviders, MessageBoxCallbackBase msgBoxCallback, egSessionTypes eType, eClientRunAsUserType runAsUser, String applicationProviderName, Form parentWindow)
at Ivara.Server.IvaraServer.Initialize(RunMode runMode, Form parent, String username, String password, eClientRunAsUserType runAsUserType)
2019-10-24 12:19:11.9056 Error <unknown> Ivara.Server.IvaraServer [1] Problem initializing the server EXCEPTION OCCURRED:InvalidConfigurationException Unable to read applications modules. Object reference not set to an instance of an object. at Ivara.PL.Server.Initialize(String perfmonCategory, Boolean codeFree, Boolean genCacheMode, String serverInstanceName, Boolean loadserviceProviders, MessageBoxCallbackBase msgBoxCallback, egSessionTypes eType, eClientRunAsUserType runAsUser, String applicationProviderName, Form parentWindow)
at Ivara.Server.IvaraServer.Initialize(RunMode runMode, Form parent, String username, String password, eClientRunAsUserType runAsUserType)
Solution
This Error was found to be caused by using a no longer supported version of Oracle client.
As of 7.8, Oracle client 11g is no longer supported.