One of my email accounts is through my ISP. I can read mail with Firefox, but not read it, the error being TypeError: this._getDoc(...).body is undefined I re

One of my email accounts is through my ISP. I can read mail with Firefox, but not read it, the error being TypeError: this._getDoc(...).body is undefined I reported this to the ISP some months ago, and was assured that they are working on it. Obviously, it is not Mozilla's fault that this doesn't work, but it suggests that some organizations don't think they need to accommodate it.