This is the CRM error repport:
Microsoft Dynamics CRM Error Report Contents
<CrmScriptErrorReport>
<ReportVersion>1.0</ReportVersion>
<ScriptErrorDetails>
<Message>Invalid argument.</Message>
<Line>1</Line>
<URL>/_static/_controls/UIScripts/UIScriptUtil.js?ver=-971115890</URL>
<PageURL>/cs/dialog/rundialog.aspx?DialogId=%7b545f564f-e3e1-46fa-b56b-4682c1e1f1c9%7d&EntityName=sc_co_opportunityservice&ObjectId=%7b313F7F02-1E23-E611-BB97-005056930018%7d</PageURL>
<Function>anonymous(hintId){this.$D_3&&this.HideHint(this.$D_3);this.$D_3=hintId;if($get(hintId)){$get(hintId).style.display="block";$get(hintId+"col").className="highlight-Table-Col";$get(hintId+"_pre").style.height=($get("wizardFormMain").clientHeight-58).toStrin</Function>
<CallStack>
<Function>anonymous(hintId){this.$D_3&&this.HideHint(this.$D_3);this.$D_3=hintId;if($get(hintId)){$get(hintId).style.display="block";$get(hintId+"col").className="highlight-Table-Col";$get(hintId+"_pre").style.height=($get("wizardFormMain").clientHeight-58).toString()+"px"}}</Function>
</CallStack>
</ScriptErrorDetails>
<ClientInformation>
<BrowserUserAgent>Mozilla/4.0 (compatible; MSIE 7.0; Windows NT 6.1; Trident/4.0; .NET4.0E; .NET4.0C)</BrowserUserAgent>
<BrowserLanguage>en-US</BrowserLanguage>
<SystemLanguage>fr-BE</SystemLanguage>
<UserLanguage>fr-BE</UserLanguage>
<ScreenResolution>1920x921</ScreenResolution>
<ClientName>Web</ClientName>
<ClientTime>2016-06-08T10:54:49</ClientTime>
</ClientInformation>
<ServerInformation>
<OrgLanguage>1033</OrgLanguage>
<OrgCulture>2067</OrgCulture>
<UserLanguage>1033</UserLanguage>
<UserCulture>2060</UserCulture>
<OrgID>{64F9AB99-7CA2-4200-B63C-A705BEE6DF2F}</OrgID>
<UserID>{76927FE1-1EBA-E111-A1D2-005056930018}</UserID>
<CRMVersion>5.0.9690.4376</CRMVersion>
</ServerInformation>
</CrmScriptErrorReport>
