> I unable to add,edit,delete content types and content also in drupal 7,thease button links are not working ,if i click add,edit,delete button below error is comming.please help me..Thanks in advance

![content type page][1]

![Error page when i click add,edit,delete then comming below error][2]

![error log section][3]


  [1]: https://i.sstatic.net/WashC.png
  [2]: https://i.sstatic.net/iJenX.png
  [3]: https://i.sstatic.net/glIhq.png