Check your security, Tools- Macro - Security... [Trusted Sources] Allow Addins.
This code will test your addins and let you know which are active. The code then askes you if you want to install any addins that it finds that are not installed. To not install a found addin hit Cancel.
Sub CheckAddins()
'Run from ThisWorkbook module.
Dim x As AddIn
Dim a As AddIn
Dim b As AddIn
Dim myCount As Integer
Dim nameX$, thisAddin$, myCAddins$, myAddins$, nameB$
Dim myMsg$, myTitle$, myDefault, myAns
For Each x In Application.AddIns
'Check for any installed Addins.
nameX = x.Name
If x.Installed = True Then
myCount = myCount + 1
myCAddins = myCAddins + nameX & vbCr
End If
Next x
If myCount > 0 Then
MsgBox "These Addins are" & vbCr & "installed into Excel:" & vbCr & _
vbCr & myCAddins
Else
MsgBox "No Excel Addins are currently installed!"
End If
For Each a In Application.AddIns
'Ask to install any Addins.
If a.Installed = False Then
thisAddin = a.Name
myMsg = "Excel Addin: " & thisAddin & "," & vbCr _
& "may be required for full Excel operation!" & vbCr & vbCr & _
"Do you want to install this addin now," & vbCr _
& "automatically?" 'Set prompt.
myTitle = "Install Excel: ""Addin"" now?" 'Set title.
myDefault = "Yes" 'Set default.
'Display message, title, and default value.
myAns = InputBox(myMsg, myTitle, myDefault)
If UCase(myAns) = "YES" Then
a.Installed = True
End If
End If
Next a
For Each b In Application.AddIns
'Report the Addins now installed.
If b.Installed = True Then
nameB = b.Name
myAddins = myAddins + nameB & vbCr
End If
Next b
MsgBox "These Addins are" & vbCr & "installed into Excel:" & vbCr & _
vbCr & myAddins
End Sub