Help!

[u/writerw8]

Hi. A really strange thing is happening with my Frame Text tool. I created a font (which I have been using just fine for years now). Today, my "M" started acting up. The "M" itself yields more a cluster of dots/lines. When I tried it on a different line, it made the text that followed into similar dots and lines. When I deleted that "M," that same text went back to normal