There are many situations where you can get this error, and many of them are covered by StackOverflow. However, one case that may especially occur on shared servers is simply that the database name has a period (period) in it. For example, if his name mysite.com_DB. This will automatically cause a problem.
, , , , :
mysite.com_DB.Table_name
:
[mysite.com_DB].Table_name