It may be worth running an extended database repair, as well as checking for any faulty products.
 
Also, try the following process:
 
1.In Content Manager, do a search for FAULTY=TRUE
2.Once the results appear, click the top one then presS Ctrl and A.
3.Right-click the list and click View Errors and Warnings - wait until it says Task Complete.
 
Hopefully this will fix your industries, but if there are genuine errors with them, they will need fixing.
 
Also, if you are using native mode, you may find that the items will work in compatibility mode (You can access this by clicking Main Menu when in game, followed by Options, then tick the box related to compatibility mode (note that you need to restart Trainz for it to take effect)
 
Shane