[User Warning] Couldn't set response type to 404 because of output on line 526 of /home1/glowdamai/public_html/PHPExcel/Classes/PHPExcel/Shared/String.php

Source

266 					}
267 					header("$header: $value", true, $this->statusCode);
268 				}
269 			} else {
270 				// It's critical that these status codes are sent; we need to report a failure if not.
271 				if($this->statusCode >= 300) {
272 					user_error(
273 						"Couldn't set response type to $this->statusCode because " .
274 						"of output on line $line of $file",
275 						E_USER_WARNING
276 					);
277 				}
278 			}
279 
280 			// Only show error pages or generic "friendly" errors if the status code signifies
281 			// an error, and the response doesn't have any body yet that might contain

Trace

• Couldn't set response type to 404 because of output on line 526 of /home1/glowdamai/public_html/PHPExcel/Classes/PHPExcel/Shared/String.php
  HTTPResponse.php:275
• SS_HTTPResponse->output()
  Director.php:183
• Director::direct(/product/v/assets/Uploads/_resampled/FillWyI2MDAiLCI2MDAiXQ/9.png,DataModel)
  main.php:206