Configurable reports block (plugin)

Debug info: SQLState: 42000<br>
Error Code: 421<br>
Message: [Microsoft][SQL Server Native Client 10.0][SQL Server]The ntext data type cannot be selected as DISTINCT because it is not comparable.<br>

SELECT DISTINCT(data) as data FROM mdl_user_info_data WHERE fieldid = '3' AND userid IN ('1','2','3','4','5','6','7','8','9','10','11','12','13','14','15','16','17','18','19','20','21','22','23','24','25','26','27','28','29','30','31','32','34','39','40','41','42','43','44','45','60','62','63','64','70','72','73','77','78','79','80','81','82','84','85','86','88','89','90','91','92','93','94','95','97','98','99','102','103','104','105','106','107','108','109','110','111','112','113','114','115','116','117','118','119','122','123','124','125','126','127','128','129','130','131','132','133','135','136','138','139','140','141','143','144','145','146','147','148','149','150','151','152','155','156','157','158','161','162','164','166','168','169','174','175','176','177','178','181','184','186','187','188','189','190','191','194','196','197','198','199','200','201','205','210','211','212','213','214','215','216','217','218','221','222','223','225','233','234','235','236','237','238','239','241','244','245','246','247','248','249','252','253','254','255','256','258','263','264','265','266','267','268','269','270','271','272','274','275','276','277','278','284','287','288','289','290','291','292','293','294','295')
[array (
0 => '3',
1 => '1',
2 => '2',
3 => '3',
4 => '4',
5 => '5',
6 => '6',
7 => '7',
8 => '8',
9 => '9',
10 => '10',
11 => '11',
12 => '12',
13 => '13',
14 => '14',
15 => '15',
16 => '16',
17 => '17',
18 => '18',
19 => '19',
20 => '20',
21 => '21',
22 => '22',
23 => '23',
24 => '24',
25 => '25',
26 => '26',
27 => '27',
28 => '28',
29 => '29',
30 => '30',
31 => '31',
32 => '32',
33 => '34',
34 => '39',
35 => '40',
36 => '41',
37 => '42',
38 => '43',
39 => '44',
40 => '45',
41 => '60',
42 => '62',
43 => '63',
44 => '64',
45 => '70',
46 => '72',
47 => '73',
48 => '77',
49 => '78',
50 => '79',
51 => '80',
52 => '81',
53 => '82',
54 => '84',
55 => '85',
56 => '86',
57 => '88',
58 => '89',
59 => '90',
60 => '91',
61 => '92',
62 => '93',
63 => '94',
64 => '95',
65 => '97',
66 => '98',
67 => '99',
68 => '102',
69 => '103',
70 => '104',
71 => '105',
72 => '106',
73 => '107',
74 => '108',
75 => '109',
76 => '110',
77 => '111',
78 => '112',
79 => '113',
80 => '114',
81 => '115',
82 => '116',
83 => '117',
84 => '118',
85 => '119',
86 => '122',
87 => '123',
88 => '124',
89 => '125',
90 => '126',
91 => '127',
92 => '128',
93 => '129',
94 => '130',
95 => '131',
96 => '132',
97 => '133',
98 => '135',
99 => '136',
100 => '138',
101 => '139',
102 => '140',
103 => '141',
104 => '143',
105 => '144',
106 => '145',
107 => '146',
108 => '147',
109 => '148',
110 => '149',
111 => '150',
112 => '151',
113 => '152',
114 => '155',
115 => '156',
116 => '157',
117 => '158',
118 => '161',
119 => '162',
120 => '164',
121 => '166',
122 => '168',
123 => '169',
124 => '174',
125 => '175',
126 => '176',
127 => '177',
128 => '178',
129 => '181',
130 => '184',
131 => '186',
132 => '187',
133 => '188',
134 => '189',
135 => '190',
136 => '191',
137 => '194',
138 => '196',
139 => '197',
140 => '198',
141 => '199',
142 => '200',
143 => '201',
144 => '205',
145 => '210',
146 => '211',
147 => '212',
148 => '213',
149 => '214',
150 => '215',
151 => '216',
152 => '217',
153 => '218',
154 => '221',
155 => '222',
156 => '223',
157 => '225',
158 => '233',
159 => '234',
160 => '235',
161 => '236',
162 => '237',
163 => '238',
164 => '239',
165 => '241',
166 => '244',
167 => '245',
168 => '246',
169 => '247',
170 => '248',
171 => '249',
172 => '252',
173 => '253',
174 => '254',
175 => '255',
176 => '256',
177 => '258',
178 => '263',
179 => '264',
180 => '265',
181 => '266',
182 => '267',
183 => '268',
184 => '269',
185 => '270',
186 => '271',
187 => '272',
188 => '274',
189 => '275',
190 => '276',
191 => '277',
192 => '278',
193 => '284',
194 => '287',
195 => '288',
196 => '289',
197 => '290',
198 => '291',
199 => '292',
200 => '293',
201 => '294',
202 => '295',
)]

Stack trace:

• line 394 of \lib\dml\moodle_database.php: dml_read_exception thrown
• line 252 of \lib\dml\sqlsrv_native_moodle_database.php: call to moodle_database->query_end()
• line 368 of \lib\dml\sqlsrv_native_moodle_database.php: call to sqlsrv_native_moodle_database->query_end()
• line 773 of \lib\dml\sqlsrv_native_moodle_database.php: call to sqlsrv_native_moodle_database->do_query()
• line 807 of \lib\dml\sqlsrv_native_moodle_database.php: call to sqlsrv_native_moodle_database->get_recordset_sql()
• line 110 of \blocks\configurable_reports\components\filters\fuserfield\plugin.class.php: call to sqlsrv_native_moodle_database->get_records_sql()
• line 129 of \blocks\configurable_reports\report.class.php: call to plugin_fuserfield->print_filter()
• line 17 of \blocks\configurable_reports\filter_form.php: call to report_base->add_filter_elements()
• line 169 of \lib\formslib.php: call to report_edit_form->definition()
• line 150 of \blocks\configurable_reports\report.class.php: call to moodleform->moodleform()
• line 629 of \blocks\configurable_reports\report.class.php: call to report_base->print_filters()
• line 97 of \blocks\configurable_reports\viewreport.php: call to report_base->print_report_page()