Had the issue since I created the acc.
Error:
Invalid username and/or password (555). Check for extra space in your username.
My login details are 100% correct. username is one word so no spaces.
I can login from another pc but not from mobile with the same credentials.
Tested on Galaxy S4, S3 and Samsung Note2 - same error code.
similar issue when I attempt to login on mobile device
error code - invalid username or password
tested several times - login details are 100%
Have lastest version installed - v3.9.3
Galaxy S4
Android 4.2.2
credentials work fine when I Iog in at https://mybomilepcmonitor.com