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Fatal error: Uncaught TypeError: mysqli_num_rows(): Argument #1 ($result) must be of type mysqli_result, bool given in C:\xampp\htdocs\Dist_tool\OS_OD_Mizoram\pds_dfpd_mizoram\api\fetchOptimisedDataViewLeg1.php:16 Stack trace: #0 C:\xampp\htdocs\Dist_tool\OS_OD_Mizoram\pds_dfpd_mizoram\api\fetchOptimisedDataViewLeg1.php(16): mysqli_num_rows(false) #1 {main} thrown in C:\xampp\htdocs\Dist_tool\OS_OD_Mizoram\pds_dfpd_mizoram\api\fetchOptimisedDataViewLeg1.php on line 16