1.1. Foutmelding starten Software Gemak
Als de volgende foutmelding optreedt dan is de Citrix versie verouderd.
Je kan dan via de online pagina van Software Gemak, de nieuwste Citrix versie installeren.
server error in application: tijdens het boeken verdwijnt het scherm en kan men niet meer opstarten.
Validation of viewstate MAC failed. If this application is hosted by a Web Farm or cluster, ensure that <machineKey> configuration specifies the same validationKey and validation algorithm. AutoGenerate cannot be used in a cluster. Description: An unhandled exception occurred during the execution of the current web request. Please review the stack trace for more information about the error and where it originated in the code.
Exception Details: System.Web.HttpException: Validation of viewstate MAC failed. If this application is hosted by a Web Farm or cluster, ensure that <machineKey> configuration specifies the same validationKey and validation algorithm. AutoGenerate cannot be used in a cluster.