Food Safety Report: Las Palapas - Forum, Agora Parkway, Selma, TX, USA 2 years ago • details 46 Comments Comment Suspected food poisoning. Symptoms: Diarrhea, Stomach Pain, Cramps Suspected source: Carne guisada or sour cream Onset: 12 to 24 hours Duration: 12 to 24 hours Sick: Me Additional information: The cramps are severe and the diarrhea is very painful