When I go to print one of my maps, or export to PDF, the basemap location changes to as if it was the middle of a dense forest. This has been happening way too often. In the below image, is how the map looks from my computer screen:
However, when I print or export to pdf, it turns into this.
Here are the df stats for both (these are the exact same MXD's. I just had to save as, then re-open).