i have read many online way to use the tess4j for OCR so i set it up the exact way, copied all the libraries. now am trying to get the texts in a JPG image, my web app runs on netbeans, i am using a servlet(even tho the image path is still hardcoded at the servlet it throws the error ==> java.lang.IllegalStateException: Can't overwrite cause with java.lang.IllegalStateException: Illegal access: this web application instance has been stopped already. Could not load javax.imageio.metadata.IIOInvalidTreeException....