[GrantThoms]

Every time I try load Nodexl Pro to another PC (and this happens all the time in Uni), I get new error messages. Here is today’s:

Name: NodeXL Excel Template
From: http://www.nodexlgraphgallery.org/NodeXLSetup/Smrf.NodeXL.ExcelTemplate.vsto

************** Exception Text **************
System.Security.SecurityException: Customized functionality in this application will not work because the certificate used to sign the deployment manifest for NodeXL Excel Template or its location is not trusted. Contact your administrator for further assistance.
at Microsoft.VisualStudio.Tools.Applications.Deployment.ClickOnceAddInTrustEvaluator.VerifyTrustPromptKeyInternal(ClickOnceTrustPromptKeyValue promptKeyValue, DeploymentSignatureInformation signatureInformation, String productName)
at Microsoft.VisualStudio.Tools.Applications.Deployment.ClickOnceAddInTrustEvaluator.VerifyTrustUsingPromptKey(Uri manifest, DeploymentSignatureInformation signatureInformation, String productName)
at Microsoft.VisualStudio.Tools.Applications.Deployment.ClickOnceAddInDeploymentManager.VerifySecurity(ActivationContext context, Uri manifest, AddInInstallationStatus installState)
at Microsoft.VisualStudio.Tools.Applications.Deployment.ClickOnceAddInDeploymentManager.InstallAddIn()
The Zone of the assembly that failed was:
MyComputer

So what am I doing wrong?

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