I am trying to run some code in visual studio and the error I get is following:

Severity	Code	Description	Project	File	Line	Suppression State
Error		Unable to resolve type 'DevExpress.Web.ASPxPageControl, DevExpress.Web.v21.2, Version=21.2.3.0, Culture=neutral, PublicKeyToken=b88d1754d700e49a'	CallMaster	C:\Users\lukaz\source\CallMaster.NET\CallMaster .NET\CallMaster\CallMasterNet\Properties\licenses.licx	31	