it means that u encounter a number of difficulties or things run into trouble，and u got stuck for example we encounter a number of difficulties in the first week 我们在第一周遇到了一些困难 At first things went well，but late on we ran into troubles. 起初事情进展得很顺利，可后来我们遇到了困难 hey，bro.i hope that u will understand my writing and thats works on u.keep going

be faced with difficulties

...get into trouble?