Post-page associator code error

Anyone know what this means please?

WordPress database error MySQL client ran out of memory for query SELECT post_id, meta_key, meta_value FROM wp_postmeta WHERE post_id IN (5544,5540,5538,5536,5534,5529,5416,5412,5408,5403,5401,5399,5397,5393,5391,5389,5386,5383,5379,5363,5360,5352,5349,5346,5343,5340,5337,5334,5330,5325,5318,5316,5313,5295,5287,5283,5279,5276,5273,5269,5266,5263,5260,5256,5251,5248,5237,5235,5233,5225,5220,5218,5203,5201,5198,5194,5183,5178,5175,5172,5170,5162,5160,5154,5152,5149,5145,5139,5137,5134,5128,5126,5124,5122,5120,5117,5107,5078,5072,5063,5058,5060,5055,5052,5049,5046,5043,5039,5036,5033,5028,5021,5018,5016,5009,5006,5003,5001,4995,4948,4945,4941,4939,4936,4933,4930,4927,4924,4919,4917,4911,4892,4890,4861,4885,4887,4881,4878,4875,4872,4869,4867,4864,4859,4854,4851,4842,4835,4832,4829,4801,4798,4795,4793,4790,4787,4784,4779,4772,4769,4757,4754,4751,4748,4746,4743,4740,4737,4734,4732,4730,4728,4712,4715,4705,4700,4697,4694,4685,4675,4668,4665,4662,4659,4652,4649,4646,4644,4630,4617,4614,4611,4609,4605,4602,4599,4592,4578,4573,4570,4567,4562,4559,4550,4547,4544,4540,4538,4536,4531,4529,4527,4524,4521,4499,4487,4494,4491,4484,4497,4469,4465,4463,4454,4451,4448,4445,4441,4439,4437,4432,4429,4427,4423,4420,4417,4414,4411,4408,4404,4385,4383,4381,4379,4375,4372,4367,4364,4361,4353,4343,4340,4257,4251,4243,4235,4231,4228,4225,4219,4216,4211,4204,4173,4176,4170,4164,4159,4153,4149,4147,4144,4130,4124,4127,4133,4084,4082,4078,4073,4071,4065,4063,4037,4034,4024,4021,4018,4015,4012,4009,3991,3988,3983,3979,3977,3946,3919,3916,3909,3904,3890,3887,3884,3878,3875,3873,3868,3861,3856,3853,3850,3847,3845,3827,3836,3832,3830,3824,3800,3806,3803,3796,3791,3789,3786,3784,3779,3776,3774,3772,3764,3761,3750,3747,3740,3731,3724,3722,3718,3716,3711,3709,3704,3657,3642,3624,3611,3609,3604,3601,3599,3597,3594,3592,3589,3587,3580,3577,3571,3559,3557,3552,3549,3545,3543,3541,3536,3533,3530,3528,3525,3523,3520,3518,3505,3496,3493,3488,3486,3484,3478,3475,3470,3462,3457,3454,3446,3444,3436,3433,3428,3415,3413,3373,3363,3361,3244,3238,3232,3217,3215,3212,3203,3193,3184,3181,3170,3137,3134,3122,3114,3105,3103,3091,3078,3069,3067,3065,3046,3043,3031,3028,3025,3005,2999,2983,2961,2959,2957,2955,2952,2946,2943,2918,2903,2895,2889,2885,2881,2878,2858,2855,2853,2850,2847,2830,2796,2793,2765,2761,2745,2743,2733,2718,2715,2696,2693,2690,2503,2500,2484,2481,2465,2461,2458,2445,2434,2412,2409,2406,2395,2381,2378,2375,2354,2345,2342,2330,2327,2324,1904,1657,1291,1270,1267,1264) made by require, require_once, include, the_content, apply_filters, call_user_func_array, do_shortcode, preg_replace_callback, do_shortcode_tag, call_user_func, wp_plugin_post_page_associator->Shortcode, wp_plugin_post_page_associator->Render_Associated_Posts, include, wp_plugin_post_page_associator->Get_Associated_Posts, wp_plugin_post_page_associator->Get_Post_IDs_By_Category, WP_Query->__construct, WP_Query->query, WP_Query->get_posts, update_post_caches, update_postmeta_cache, update_meta_cache

Any help grateful – thanks