منتدى استراحات زايد

I'm testing the upgrade, and one of my testers got a database error when running a search. Here's the error logged to my email. Any idea what the cause might be?
Code:
Database error in vBulletin 3.8.2:

Invalid SQL:

SELECT
thread.threadid
FROM thread AS thread

INNER JOIN post AS post ON(thread.threadid = post.threadid )
WHERE post.postid IN(22,23,30,34,35,36,48,49,50,51,55,57,61,108,110, 123,145,151,176,192,240,241,248,251,252,253,254,27 5,285,288,291,294,300,310,322,323,333,334,364,382, 385,396,403,404,415,418,422,429,432,437,438,439,49 1,535,568,590,595,599,622,623,625,630,631,634,640, 643,644,698,702,707,709,711,725,726,727,728,729,73 1,732,733,734,735,743,745,746,748,754,761,768,775, 792,795,815,817,819,820,821,822,830,831,832,847,86 5,893,894,895,907,935,963,965,984,987,993,994,995, 996,999,1005,1009,1010,1012,1014,1016,1024,1025,10 30,1038,1041,1043,1050,1051,1053,1055,1058,1061,10 64,1065,1066,1067,1096,1099,1102,1118,1119,1122,11 31,1135,1137,1138,1139,1140,1141,1142,1143,1144,11 45,1151,1164,1167,1179,1201,1221,1271,1298,1304,13 06,1326,1333,1336,1339,1344,1347,1348,1369,1398,13 99,1403,1433,1449,1456,1460,1471,1480,1501,1518,15 19,1535,1543,1557,1560,1563,1564,1567,1612,1616,16 44,1648,1649,1650,1651,1658,1667,1707,1719,1767,17 73,1775,1793,1796,1801,1803,1804,1808,1815,1851,18 79,1890,1892,18!
93,1895,1900,1930,1954,1979,2014,2015,2037,2040,20 41,2042,2077,2078,2095,2104,2124,2159,2165,2172,21 94,2196,2198,2233,2243,2244,2265,2266,2310,2311,23 13,2315,2316,2317,2318,2319,2321,2351,2354,2376,23 80,2382,2397,2399,2402,2405,2407,2446,2455,2456,24 69,2470,2471,2472,2473,2496,2497,2498,2519,2524,25 25,2546,2557,2570,2578,2583,2587,2594,2595,2603,26 05,2608,2615,2637,2649,2654,2659,2660,2662,2663,26 64,2672,2674,2678,2682,2685,2689,2692,2694,2695,26 97,2698,2701,2703,2708,2717,2718,2722,2723,2739,27 41,2746,2794,2795,2796,2798,2799,2822,2827,2835,28 37,2840,2842,2856,2857,2858,2862,2885,2899,2903,29 06,2907,2909,2919,2920,2925,2933,2949,2950,2966,29 67,2970,2975,2976,2980,2991,2994,2996,3029,3032,30 33,3038,3056,3058,3066,3067,3068,3069,3070,3071,30 75,3078,3088,3090,3096,3130,3132,3140,3159,3160,32 09,3235,3236,3240,3242,3245,3252,3266,3268,3281,32 85,3287,3337,3365,3371,3379,3386,3390,3392,3397,34 09,3433,3440,3449,3451,3474,3475,3479,3487,3506,35 10,3511,3512,3540,3546,3550,3568,3579,!
3617,3623,3626,3646,3662,3667,3669,3673,3700,3716, 3718,3720,37!
22,3724,
3751,3757,3771,3773,3782,3788,3796,3798,3807,3813, 3821,3827,3829,3831,3842,3913,3945,4019,4022,4076, 4087,4116,4121,4123,4124,4129,4130,4132,4138,4143, 4144,4184,4208,4212,4231,4236,4245,4262,4263,4268, 4269,4280,4281,4284,4286,4296,4297,4315,4344,4354, 4375,4393,4413,4416,4421,4424,4429,4435,4437,4438, 4454,4461,4462,4475,4484,4490,4495,4502,4511,4529, 4568,4572,4574,4576,4582,4589,4590,4593,4630,4634, 4635,4646,4651,4652,4678,4679,4748,4755,4756,4762, 4763,4782,4786,4791,4797,4798,4820,4869,4873,4967, 4973,4975,4979,4983,5020,5021,5034,5038,5061,5064, 5067,5071,5080,5099,5108,5112,5115,5118,5120,5121, 5122,5125,5126,5127,5128,5129,5130,5131,5134,5138, 5141,5146,5191,5192,5193,5211,5213,5214,5217,5232, 5243,5259,5264,5265,5278,5289,5314,5316,5317,5318, 5319,5320,5321,5322,5324,5325,5340,5377,5378,5379, 5382,5383,5384,5386,5387,5398,5480,5481,5519,5526, 5528,5533,5540,5551,5561,5574,5579,5634,5642,5646, 5647,5648,5651,5654,5655,5656,5661,5667,5668,5670, 5672,5699,5701,5712,5715,5716,5719,5726!
,5729,5749,5763,5772,5777,5778,5779,5789,5833,5834 ,5884,5911,5925,5940,5944,5972,5977,5982,6005,6013 ,6014,6025,6043,6074,6076,6078,6093,6095,6096,6098 ,6120,6134,6138,6144,6146,6147,6158,6161,6173,6176 ,6177,6188,6190,6191,6192,6197,6204,6207,6208,6209 ,6212,6217,6227,6238,6239,6297,6298,6299,6301,6308 ,6320,6322,6326,6330,6332,6336,6350,6365,6371,6372 ,6384,6397,6420,6424,6429,6435,6442,6447,6452,6458 ,6464,6466,6493,6501,6523,6524,6527,6528,6530,6531 ,6545,6547,6548,6550,6552,6554,6558,6564,6565,6575 ,6576,6577,6579,6580,6582,6583,6584,6585,6589,6591 ,6592,6593,6594,6609,6628,6631,6689,6695,6702,6713 ,6718,6720,6721,6722,6725,6732,6734,6738,6741,6758 ,6759,6781,6790,6791,6798,6803,6813,6840,6849,6851 ,6856,6859,6865,6873,6876,6888,6889,6899,6903,6905 ,6912,6923,6925,6928,6934,6936,6946,6947,6950,6952 ,6965,6967,6977,6980,6982,6991,6999,7009,7011,7032 ,7042,7045,7060,7085,7087,7088,7092,7094,7095,7096 ,7101,7139,7156,7158,7205,7249,7256,7260,7267,7268 ,7269,7270,7271,7282,7285,7298,7313,73!
30,7331,7345,7348,7349,7350,7390,7402,7405,7407,74 11,7421,7423!
,7426,74
.
.
.
{Several hundred lines snipped}
.
.
3827258,
3827264,3827271,3827317,3827324,3827356,3827364,38 27369,3827372,3827395,3827399,3827410,3827445,3827 457,3827462,3827467,3827477,3827486,3827521,382752 9,3827561,3827613,3827638,3827659,3827672,3827711, 3827755,3827782,3827812,3827821,3827839,3827851,38 27854,3827864,3827889,3827895,3827908,3827911,3827 915,3827925,3827964,3827966,3827968,3827986,382802 4,3828035,3828048,3828109,3828129,3828178,3828200, 3828212,3828214,3828218,3828230,3828231,3828246,38 28249,3828253,3828260,3828269,3828274,3828277,3828 291,3828294,3828322,3828326,3828339,3828342,382836 0,3828372,3828382,3828394,3828401,3828402,3828417, 3828425,3828436,3828467,3828493,3828513,3828528,38 28533,3828535,3828548,3828551,3828571,3828590,3828 604,3828605,3828606,3828610,3828625,3828633,382863 4,3828640,3828657,3828667,3828687,3828688,3828691, 3828700,3828705,3828746,3828757,3828765,3828834,38 28863,3828882,3828884,3828904,3828914,3828950,3828 976,3828994,3828998,3829002,3829014,3829029,382903 5,3829066,3829094,3829120,3829124,38291!
66,3829173,3829192,3829195,3829197,3829201,3829203 ,3829245,3829255,3829268,3829283,3829288,3829290,3 829306,3829357,3829371,3829378,3829382,3829395,382 9401,3829422,3829436,3829437,3829530,3829533,38295 40,3829549,3829551,3829559,3829571,3829577,3829585 ,3829591,3829592,3829615,3829635,3829640,3829657,3 829690,3829691,3829751,3829767,3829786,3829796,382 9805,3829816,3829837,3829869,3829906,3829963,38299 81,3830000,3830004,3830009,3830071,3830116,3830117 ,3830168,3830196,3830212,3830228,3830316,3830325,3 830347,3830361,3830365,3830370,3830387,3830404,383 0441,3830464,3830497,3830521,3830522,3830538,38305 66,3830591,3830592,3830676,3830689,3830692,3830701 ,3830708,3830717,3830725,3830730,3830757,3830812,3 830822,3830828,3830859,3830906,3830980,3830987,383 1023,3831044,3831049,3831087,3831096,3831144,38311 45,3831181,3831229,3831230,3831272,3831276,3831363 ,3831402,3831432,3831541,3831548,3831559,3831578,3 831588,3831593,3831612,3831642,3831660,3831664,383 1677,3831680,3831729,3831738,3831801,3!
831837,3831864,3831884,3831944,3832055,3832062,383 2102,3832116!
,3832159
,3832200,3832255,3832302,3832346,3832352,3832356,3 832363,3832369,3832375,3832386,3832394,3832446,383 2448,3832493,3832494,3832507,3832514,3832541,38325 52,3832571,3832620,3832622,3832629,3832656,3832675 ,3832678,3832684,3832686,3832693,3832696,3832719,3 832779,3832812,3832856,3832895,3832910,3832926,383 2939,3833005,3833087,3833134,3833138,3833149,38331 50,3833155,3833157,3833191,3833246,3833268,3833280 ,3833281,3833338,3833359,3833390,3833400,3833447,3 833461,3833479,3833486,3833491,3833499,3833523,383 3541,3833545,3833554,3833555,3833559,3833560,38335 70,3833580,3833584,3833587,3833614,3833622,3833642 ,3833650,3833653,3833661,3833686,3833712,3833720,3 833721,3833747,3833764,3833770,3833778,3833784,383 3791,3833792,3833808,3833829,3833836,3833862,38338 71,3833895,3833915,3833922,3833932,3833968,3833985 ,3834006,3834039,3834050,3834076,3834190,3834245,3 834247,3834253,3834256,3834261,3834273,3834280,383 4285,3834310,3834324,3834327,3834381,3834382,38343 88,3834389,3834390,3834417,3834422,3834!
469,3834566,3834581,3834687,3834728,3834739,383475 8,3834769,3834795,3834796,3834801,3834808,3834861, 3834870,3834874,3834876,3834881,3834888,3834925,38 34950,3834965,3834966,3834983,3834994,3835002,3835 036,3835060,3835065,3835092,3835099,3835116,383513 7,3835141,3835201,3835203,3835215,3835229,3835242, 3835285,3835288,3835307,3835315,3835322,3835326,38 35334,3835347,3835356,3835370,3835438,3835620,3835 640,3835641,3835670,3835672) AND thread.forumid IN(14) AND post.visible = 1;

MySQL Error : Got a packet bigger than 'max_allowed_packet' bytes
Error Number : 1153
Request Date : Monday, May 18th 2009 @ 11:05:57 AM
Error Date : Monday, May 18th 2009 @ 11:06:15 AM
Script : http://forum.xxx.net/vb3.8.2/search.php?do=process
Referrer : http://forum.xxx.net/vb3.8.2/forumdisplay.php?f=14
IP Address : xx.yy.zz.aa
Username : Tester
Classname : vb_database
MySQL Version :