i am not able to install any plugin. it is showing an error could not create directory. also an error comming up from simple cache plgin is that

( Simple Cache can't create or modify needed files on your system. Specifically, Simple Cache needs to write to wp-config.php and /wp-content using PHP's fopen() function. Contact your host. Try Again)

please help me regarding this problem

closed as off-topic by Krzysiek Dróżdż, shanebp, Jacob Peattie, kero, Dave Romsey Dec 12 at 21:03

This question appears to be off-topic. The users who voted to close gave this specific reason:

  • "Questions that are too localized (such as syntax errors, code with restricted access, hacked sites, hosting or support issues) are not in scope. See how do I ask a good question?" – Krzysiek Dróżdż, Jacob Peattie, kero, Dave Romsey
If this question can be reworded to fit the rules in the help center, please edit the question.

  • try to disable cache plugin. – vikrant zilpe Dec 1 at 10:14
  • "Contact your host" - have you done this? Sounds like a problem with file permissions on the server – kero Dec 12 at 11:02