pgloader throws exception while data migration from mariadb to postgresql 12

[dobroleks94]

The connection to the both MariaDB and Postgresql is successfully provided and migration starts. Moreover, the one table is migrated and there is an issue with next table while processing (There are 3 tables in general). The exception is following:

A thread failed with error: 576 fell through ECASE expression.
                            Wanted one of (2 3 4 5 6 8 9 10 11 14 15 17 20 21
                                           23 27 28 30 31 32 33 35 41 42 45 46
                                           47 48 49 50 51 52 54 55 56 60 61 62
                                           63 64 65 69 72 76 255 77 78 79 82 83
                                           87 90 92 93 94 95 96 97 98 101 102
                                           103 104 105 106 107 108 109 110 111
                                           112 113 114 115 116 117 118 119 120
                                           121 122 123 124 128 129 130 131 132
                                           133 134 135 136 137 138 139 140 141
                                           142 143 144 145 146 147 148 149 150
                                           151 159 160 161 162 163 164 165 166
                                           167 168 169 170 171 172 173 174 175
                                           176 177 178 179 180 181 182 183 192
                                           193 194 195 196 197 198 199 200 201
                                           202 203 204 205 206 207 208 209 210
                                           211 212 213 214 215 223 224 225 226
                                           227 228 229 230 231 232 233 234 235
                                           236 237 238 239 240 241 242 243 244
                                           245 246 247 254).

The table which fails while migration contains two columns of varchar(255) value format. The postgres version is 12 and the pgloader version is 3.6.7