After a restart of weewx, there is no more errors. Thank you for your help!
-- You received this message because you are subscribed to the Google Groups "weewx-user" group. To unsubscribe from this group and stop receiving emails from it, send an email to weewx-user+unsubscr...@googlegroups.com. To view this discussion on the web visit https://groups.google.com/d/msgid/weewx-user/4b864976-3868-4263-8fa7-3a0d81d84254o%40googlegroups.com.
