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Dear all
Since about two days I have a problem with Reminder Fox -- see
Screenshot
I use it as an add on in Thunderbird 60.3.0
What can I do ?
Thank you in advance for your answer
Best regards
Walter
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This relates to ReminderFox installed on: Mozilla/5.0 (Windows NT
6.1; rv:63.0) Gecko/20100101 Firefox/63.0