You may experience error when trying to add a blog entry. Again this is due to the Microsoft security Update. To fix it, please follow the instruction.

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You may experience this error when you use "Site wizard" or "Add New Portal" in DNN 4.5.3, 4.5.4 or 4.5.5

template is not a valid Portal Template File

Validation Results
The element 'tab' has invalid child element 'issecure'. List of possible elements expected: 'panes, parent, tabtype'.

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Fixing Admin skin:

remove height: 16px from Skin.CSS under NormalTextBox {}

 

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You may experience this errors

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