1055: Expression #28 of SELECT list is not in GROUP BY clause and contains nonaggregated column 'hdwallpapersfun_pics.b.category_id' which is not functionally dependent on columns in GROUP BY clause; this is incompatible with sql_mode=only_full_group_by<br />SELECT a.*, b.* FROM `ws_items` a, `ws_items_categories` b, `ws_categories` c WHERE c.id=b.category_id AND b.item_id=a.id AND (b.category_id='2' OR b.category_id IN (1107,1174,1230,1058,552,1175,1176,1229,1108,1109,1177,1110,1178,1059,553,1231,69,59,1179,1180,1181,1182,1111,1112,1183,554,1184,1113,1114,555,1185,1115,1186,1187,1188,556,557,558,1116,559,1117,560,561,1189,1118,1119,562,563,564,565,566,1120,1121,567,1122,568,1123,1190,1124,1192,1125,1126,1127,1191,1128,569,1217,1129,571,572,573,1130,574,1193,1194,575,576,577,578,1131,579,580,581,1195,1060,1132,1133,1134,582,583,1135,584,585,2344,1136,586,1137,1138,587,588,589,590,1139,591,1061,592,1140,593,594,595,596,597,598,599,1141,600,655,601,1197,1142,602,603,1062,1198,604,1143,1144,605,606,1145,607,1199,1200,1201,1146,608,609,1147,1202,1063,610,1148,316,1203,611,1149,1150,1151,1204,65,1152,1064,612,1205,613,1153,1154,2278,1206,1155,614,1156,615,1207,616,1157,617,1158,1159,1208,1209,618,1160,619,620,1065,621,1210,1161,1162,1211,622,623,624,625,1163,1164,1226,1212,1213,1214,626,1215,1165,627,656,1223,628,1224,630,1166,631,1167,1225,1066,1168,1169,1216,1170,1171,632,633,634,1218,1219,1220,635,1221,2366,1222,1172,2381,1173) ) AND c.`enabled`=1 AND a.`enabled`=1 AND a.`visible`=1 GROUP BY a.id order by a.`created` DESC limit 0,16