crash indesign during export pdf processor

hi every body, i have a question, during a script who open document list, and update each link by recursion, for finish to export to pdf , i have a strange problem, and i try to isolate where is it

if i select a big folder with lot of sub folder and arround 70 file need to be updated

 my script turn with visual code, without any arror and never stop

indesgin crash 9/10, and every time on the same file. and i feel it crash during exportto pdf function

this crashed file is arorund 60/70 position file, mean befor it , 59 file war exported with success.

and other test, if i choose only the folder contain 10 file need to be updated

this file will not crash indesign

 my loop is include into

 try{}

catch(err){
   alert(err.line+" => "+err.message);
}