Do you have InDesign CC file, which you can't able to open with your current Indesign no problem we are here to help you. We will convert the file to Lower version like CS6, CS5, CS4, or you want CC INDD to IDML.
If the file size is too big kindly upload it in Dropbox or Gdrive and share the link.
We also do edits if you needed.
We will fix the file to upon on Indesign cs4