Problem with open cart script

plz
i cant setup the script of open cart in my host
give me reason
this message appear
Warning: fopen(/storage/ssd1/535/2425535/public_html/store/config.php): failed to open stream: Is a directory in /storage/ssd1/535/2425535/public_html/store/install/controller/install/step_3.php on line 44Warning: fwrite() expects parameter 1 to be resource, boolean given in /storage/ssd1/535/2425535/public_html/store/install/controller/install/step_3.php on line 46Warning: fclose() expects parameter 1 to be resource, boolean given in /storage/ssd1/535/2425535/public_html/store/install/controller/install/step_3.php on line 48Warning: fopen(/storage/ssd1/535/2425535/public_html/store/admin/config.php): failed to open stream: Is a directory in /storage/ssd1/535/2425535/public_html/store/install/controller/install/step_3.php on line 87Warning: fwrite() expects parameter 1 to be resource, boolean given in /storage/ssd1/535/2425535/public_html/store/install/controller/install/step_3.php on line 89Warning: fclose() expects parameter 1 to be resource, boolean given in /storage/ssd1/535/2425535/public_html/store/install/controller/install/step_3.php on line 91Warning: Cannot modify header information - headers already sent by (output started at /storage/ssd1/535/2425535/public_html/store/system/framework.php:42) in /storage/ssd1/535/2425535/public_html/store/system/library/response.php on line 36

Hi @mohysayed222!

Please lower your PHP version and try again: 000webhost cPanel > Settings > General > Change PHP version > 5.6

still the problem
plz give me another soul

What is your fopen() fclose() php code?