This Kind or Error are Usually derived from a NOT Complete PATH Setup.
To Fix Problems like this you should proceed to complete the Following Steps:
Open a Terminal Window
Try to Locate the “not found” Package by:
locate packageName
If you do Not get Any Result Proceed to Step 3 else Go to Step 4
Look to My other Article about Updating the Search Database for “locate” Command
Make Debian Aware of the Package Path.
This Step may be Achieved in Multiple ways and between those Editing the ~/.bashrc File:
nano ~/.bashrc
Insert something like:
export PATH="/path/To/Package:$PATH"
Example:
export PATH="/usr/bin:$PATH"
Load the New Path Setting by:
bash
Or simbly by:
/bin/bash