Some of the most frequently experienced issues are listed to the right.
When you open the GoMeyra Portal, the browser automatically begins trying to discover your print devices. You might just need to give the browser a moment to finish the discovery process.
Try refreshing the page. You will have a different button to choose from depending on the browser you are using.
You might need to try a hard refresh. This is done be holding the [CTRL] key while pressing F5 on a windows system, but may vary for other Operating Systems. Search for "hard browser refresh" from your favorite search engine.