System.InvalidOperationException : An error occurred while reading a database value. The expected type was 'System.String[]' but the actual value was of type 'System.String'. ---- System.InvalidCastException : Reading as 'System.String[]' is not supported for fields having DataTypeName 'jsonb' -------- System.NotSupportedException : Type 'String[]' required dynamic JSON serialization, which requires an explicit opt-in; call 'EnableDynamicJsonMappings' on 'NpgsqlDataSourceBuilder' or NpgsqlConnection.GlobalTypeMapper (see https://www.npgsql.org/doc/types/json.html and the 8.0 release notes for more details). Alternatively, if you meant to use Newtonsoft JSON.NET instead of System.Text.Json, call UseJsonNet() instead.

System.InvalidOperationException : An error occurred while reading a database value. The expected type was 'System.String[]' but the actual value was of type 'System.String'. ---- System.InvalidCastException : Reading as 'System.String[]' is not supported for fields having DataTypeName 'jsonb' -------- System.NotSupportedException : Type 'String[]' required dynamic JSON serialization, which requires an explicit opt-in; call 'EnableDynamicJsonMappings' on 'NpgsqlDataSourceBuilder' or NpgsqlConnection.GlobalTypeMapper (see https://www.npgsql.org/doc/types/json.html and the 8.0 release notes for more details). Alternatively, if you meant to use Newtonsoft JSON.NET instead of System.Text.Json, call UseJsonNet() instead.

System.InvalidOperationException : An error occurred while reading a database value. The expected type was 'System.String[]' but the actual value was of type 'System.String'. ---- System.InvalidCastException : Reading as 'System.String[]' is not supported for fields having DataTypeName 'json' -------- System.NotSupportedException : Type 'String[]' required dynamic JSON serialization, which requires an explicit opt-in; call 'EnableDynamicJsonMappings' on 'NpgsqlDataSourceBuilder' or NpgsqlConnection.GlobalTypeMapper (see https://www.npgsql.org/doc/types/json.html and the 8.0 release notes for more details). Alternatively, if you meant to use Newtonsoft JSON.NET instead of System.Text.Json, call UseJsonNet() instead.

System.InvalidOperationException : An error occurred while reading a database value. The expected type was 'System.String[]' but the actual value was of type 'System.String'. ---- System.InvalidCastException : Reading as 'System.String[]' is not supported for fields having DataTypeName 'json' -------- System.NotSupportedException : Type 'String[]' required dynamic JSON serialization, which requires an explicit opt-in; call 'EnableDynamicJsonMappings' on 'NpgsqlDataSourceBuilder' or NpgsqlConnection.GlobalTypeMapper (see https://www.npgsql.org/doc/types/json.html and the 8.0 release notes for more details). Alternatively, if you meant to use Newtonsoft JSON.NET instead of System.Text.Json, call UseJsonNet() instead.

System.InvalidOperationException : An error occurred while reading a database value. The expected type was 'System.Collections.Generic.Dictionary`2[System.String,System.String]' but the actual value was of type 'System.String'. ---- System.InvalidCastException : Reading as 'System.Collections.Generic.Dictionary`2[[System.String, System.Private.CoreLib, Version=8.0.0.0, Culture=neutral, PublicKeyToken=7cec85d7bea7798e],[System.String, System.Private.CoreLib, Version=8.0.0.0, Culture=neutral, PublicKeyToken=7cec85d7bea7798e]]' is not supported for fields having DataTypeName 'jsonb' -------- System.NotSupportedException : Type 'Dictionary`2' required dynamic JSON serialization, which requires an explicit opt-in; call 'EnableDynamicJsonMappings' on 'NpgsqlDataSourceBuilder' or NpgsqlConnection.GlobalTypeMapper (see https://www.npgsql.org/doc/types/json.html and the 8.0 release notes for more details). Alternatively, if you meant to use Newtonsoft JSON.NET instead of System.Text.Json, call UseJsonNet() instead.

System.InvalidOperationException : An error occurred while reading a database value. The expected type was 'System.Collections.Generic.Dictionary`2[System.String,System.String]' but the actual value was of type 'System.String'. ---- System.InvalidCastException : Reading as 'System.Collections.Generic.Dictionary`2[[System.String, System.Private.CoreLib, Version=8.0.0.0, Culture=neutral, PublicKeyToken=7cec85d7bea7798e],[System.String, System.Private.CoreLib, Version=8.0.0.0, Culture=neutral, PublicKeyToken=7cec85d7bea7798e]]' is not supported for fields having DataTypeName 'jsonb' -------- System.NotSupportedException : Type 'Dictionary`2' required dynamic JSON serialization, which requires an explicit opt-in; call 'EnableDynamicJsonMappings' on 'NpgsqlDataSourceBuilder' or NpgsqlConnection.GlobalTypeMapper (see https://www.npgsql.org/doc/types/json.html and the 8.0 release notes for more details). Alternatively, if you meant to use Newtonsoft JSON.NET instead of System.Text.Json, call UseJsonNet() instead.

System.InvalidOperationException : An error occurred while reading a database value. The expected type was 'System.Collections.Generic.Dictionary`2[System.String,System.String]' but the actual value was of type 'System.String'. ---- System.InvalidCastException : Reading as 'System.Collections.Generic.Dictionary`2[[System.String, System.Private.CoreLib, Version=8.0.0.0, Culture=neutral, PublicKeyToken=7cec85d7bea7798e],[System.String, System.Private.CoreLib, Version=8.0.0.0, Culture=neutral, PublicKeyToken=7cec85d7bea7798e]]' is not supported for fields having DataTypeName 'json' -------- System.NotSupportedException : Type 'Dictionary`2' required dynamic JSON serialization, which requires an explicit opt-in; call 'EnableDynamicJsonMappings' on 'NpgsqlDataSourceBuilder' or NpgsqlConnection.GlobalTypeMapper (see https://www.npgsql.org/doc/types/json.html and the 8.0 release notes for more details). Alternatively, if you meant to use Newtonsoft JSON.NET instead of System.Text.Json, call UseJsonNet() instead.

System.InvalidOperationException : An error occurred while reading a database value. The expected type was 'System.Collections.Generic.Dictionary`2[System.String,System.String]' but the actual value was of type 'System.String'. ---- System.InvalidCastException : Reading as 'System.Collections.Generic.Dictionary`2[[System.String, System.Private.CoreLib, Version=8.0.0.0, Culture=neutral, PublicKeyToken=7cec85d7bea7798e],[System.String, System.Private.CoreLib, Version=8.0.0.0, Culture=neutral, PublicKeyToken=7cec85d7bea7798e]]' is not supported for fields having DataTypeName 'json' -------- System.NotSupportedException : Type 'Dictionary`2' required dynamic JSON serialization, which requires an explicit opt-in; call 'EnableDynamicJsonMappings' on 'NpgsqlDataSourceBuilder' or NpgsqlConnection.GlobalTypeMapper (see https://www.npgsql.org/doc/types/json.html and the 8.0 release notes for more details). Alternatively, if you meant to use Newtonsoft JSON.NET instead of System.Text.Json, call UseJsonNet() instead.

System.InvalidOperationException : An error occurred while reading a database value. The expected type was 'System.Nullable`1[System.ValueTuple`2[System.String,System.Nullable`1[System.DateTime]]]' but the actual value was of type 'System.Object[]'. ---- System.InvalidCastException : Reading as 'System.ValueTuple`2[[System.String, System.Private.CoreLib, Version=8.0.0.0, Culture=neutral, PublicKeyToken=7cec85d7bea7798e],[System.Nullable`1[[System.DateTime, System.Private.CoreLib, Version=8.0.0.0, Culture=neutral, PublicKeyToken=7cec85d7bea7798e]], System.Private.CoreLib, Version=8.0.0.0, Culture=neutral, PublicKeyToken=7cec85d7bea7798e]]' is not supported for fields having DataTypeName 'record' -------- System.NotSupportedException : Could not read a PostgreSQL record. If you're attempting to read a record as a .NET tuple, call 'EnableRecordsAsTuples' on 'NpgsqlDataSourceBuilder' or NpgsqlConnection.GlobalTypeMapper (see https://www.npgsql.org/doc/types/basic.html and the 8.0 release notes for more details). If you're reading a record as a .NET object array using NpgsqlSlimDataSourceBuilder, call 'EnableRecords'.

Process completed with exit code 1.

System.InvalidOperationException : An exception has been raised that is likely due to a transient failure. ---- Npgsql.NpgsqlException : Exception while reading from stream -------- System.TimeoutException : Timeout during reading attempt

Npgsql.PostgresException : 42P07: relation "People" already exists

Process completed with exit code 1.

System.InvalidOperationException : An error occurred while reading a database value. The expected type was 'System.String[]' but the actual value was of type 'System.String'. ---- System.InvalidCastException : Reading as 'System.String[]' is not supported for fields having DataTypeName 'jsonb' -------- System.NotSupportedException : Type 'String[]' required dynamic JSON serialization, which requires an explicit opt-in; call 'EnableDynamicJsonMappings' on 'NpgsqlDataSourceBuilder' or NpgsqlConnection.GlobalTypeMapper (see https://www.npgsql.org/doc/types/json.html and the 8.0 release notes for more details). Alternatively, if you meant to use Newtonsoft JSON.NET instead of System.Text.Json, call UseJsonNet() instead.

System.InvalidOperationException : An error occurred while reading a database value. The expected type was 'System.String[]' but the actual value was of type 'System.String'. ---- System.InvalidCastException : Reading as 'System.String[]' is not supported for fields having DataTypeName 'jsonb' -------- System.NotSupportedException : Type 'String[]' required dynamic JSON serialization, which requires an explicit opt-in; call 'EnableDynamicJsonMappings' on 'NpgsqlDataSourceBuilder' or NpgsqlConnection.GlobalTypeMapper (see https://www.npgsql.org/doc/types/json.html and the 8.0 release notes for more details). Alternatively, if you meant to use Newtonsoft JSON.NET instead of System.Text.Json, call UseJsonNet() instead.

System.InvalidOperationException : An error occurred while reading a database value. The expected type was 'System.String[]' but the actual value was of type 'System.String'. ---- System.InvalidCastException : Reading as 'System.String[]' is not supported for fields having DataTypeName 'json' -------- System.NotSupportedException : Type 'String[]' required dynamic JSON serialization, which requires an explicit opt-in; call 'EnableDynamicJsonMappings' on 'NpgsqlDataSourceBuilder' or NpgsqlConnection.GlobalTypeMapper (see https://www.npgsql.org/doc/types/json.html and the 8.0 release notes for more details). Alternatively, if you meant to use Newtonsoft JSON.NET instead of System.Text.Json, call UseJsonNet() instead.

System.InvalidOperationException : An error occurred while reading a database value. The expected type was 'System.String[]' but the actual value was of type 'System.String'. ---- System.InvalidCastException : Reading as 'System.String[]' is not supported for fields having DataTypeName 'json' -------- System.NotSupportedException : Type 'String[]' required dynamic JSON serialization, which requires an explicit opt-in; call 'EnableDynamicJsonMappings' on 'NpgsqlDataSourceBuilder' or NpgsqlConnection.GlobalTypeMapper (see https://www.npgsql.org/doc/types/json.html and the 8.0 release notes for more details). Alternatively, if you meant to use Newtonsoft JSON.NET instead of System.Text.Json, call UseJsonNet() instead.

System.InvalidOperationException : An error occurred while reading a database value. The expected type was 'System.Collections.Generic.Dictionary`2[System.String,System.String]' but the actual value was of type 'System.String'. ---- System.InvalidCastException : Reading as 'System.Collections.Generic.Dictionary`2[[System.String, System.Private.CoreLib, Version=8.0.0.0, Culture=neutral, PublicKeyToken=7cec85d7bea7798e],[System.String, System.Private.CoreLib, Version=8.0.0.0, Culture=neutral, PublicKeyToken=7cec85d7bea7798e]]' is not supported for fields having DataTypeName 'jsonb' -------- System.NotSupportedException : Type 'Dictionary`2' required dynamic JSON serialization, which requires an explicit opt-in; call 'EnableDynamicJsonMappings' on 'NpgsqlDataSourceBuilder' or NpgsqlConnection.GlobalTypeMapper (see https://www.npgsql.org/doc/types/json.html and the 8.0 release notes for more details). Alternatively, if you meant to use Newtonsoft JSON.NET instead of System.Text.Json, call UseJsonNet() instead.

System.InvalidOperationException : An error occurred while reading a database value. The expected type was 'System.Collections.Generic.Dictionary`2[System.String,System.String]' but the actual value was of type 'System.String'. ---- System.InvalidCastException : Reading as 'System.Collections.Generic.Dictionary`2[[System.String, System.Private.CoreLib, Version=8.0.0.0, Culture=neutral, PublicKeyToken=7cec85d7bea7798e],[System.String, System.Private.CoreLib, Version=8.0.0.0, Culture=neutral, PublicKeyToken=7cec85d7bea7798e]]' is not supported for fields having DataTypeName 'jsonb' -------- System.NotSupportedException : Type 'Dictionary`2' required dynamic JSON serialization, which requires an explicit opt-in; call 'EnableDynamicJsonMappings' on 'NpgsqlDataSourceBuilder' or NpgsqlConnection.GlobalTypeMapper (see https://www.npgsql.org/doc/types/json.html and the 8.0 release notes for more details). Alternatively, if you meant to use Newtonsoft JSON.NET instead of System.Text.Json, call UseJsonNet() instead.

System.InvalidOperationException : An error occurred while reading a database value. The expected type was 'System.Collections.Generic.Dictionary`2[System.String,System.String]' but the actual value was of type 'System.String'. ---- System.InvalidCastException : Reading as 'System.Collections.Generic.Dictionary`2[[System.String, System.Private.CoreLib, Version=8.0.0.0, Culture=neutral, PublicKeyToken=7cec85d7bea7798e],[System.String, System.Private.CoreLib, Version=8.0.0.0, Culture=neutral, PublicKeyToken=7cec85d7bea7798e]]' is not supported for fields having DataTypeName 'json' -------- System.NotSupportedException : Type 'Dictionary`2' required dynamic JSON serialization, which requires an explicit opt-in; call 'EnableDynamicJsonMappings' on 'NpgsqlDataSourceBuilder' or NpgsqlConnection.GlobalTypeMapper (see https://www.npgsql.org/doc/types/json.html and the 8.0 release notes for more details). Alternatively, if you meant to use Newtonsoft JSON.NET instead of System.Text.Json, call UseJsonNet() instead.

System.InvalidOperationException : An error occurred while reading a database value. The expected type was 'System.Collections.Generic.Dictionary`2[System.String,System.String]' but the actual value was of type 'System.String'. ---- System.InvalidCastException : Reading as 'System.Collections.Generic.Dictionary`2[[System.String, System.Private.CoreLib, Version=8.0.0.0, Culture=neutral, PublicKeyToken=7cec85d7bea7798e],[System.String, System.Private.CoreLib, Version=8.0.0.0, Culture=neutral, PublicKeyToken=7cec85d7bea7798e]]' is not supported for fields having DataTypeName 'json' -------- System.NotSupportedException : Type 'Dictionary`2' required dynamic JSON serialization, which requires an explicit opt-in; call 'EnableDynamicJsonMappings' on 'NpgsqlDataSourceBuilder' or NpgsqlConnection.GlobalTypeMapper (see https://www.npgsql.org/doc/types/json.html and the 8.0 release notes for more details). Alternatively, if you meant to use Newtonsoft JSON.NET instead of System.Text.Json, call UseJsonNet() instead.

System.InvalidOperationException : An error occurred while reading a database value. The expected type was 'System.Nullable`1[System.ValueTuple`2[System.String,System.Nullable`1[System.DateTime]]]' but the actual value was of type 'System.Object[]'. ---- System.InvalidCastException : Reading as 'System.ValueTuple`2[[System.String, System.Private.CoreLib, Version=8.0.0.0, Culture=neutral, PublicKeyToken=7cec85d7bea7798e],[System.Nullable`1[[System.DateTime, System.Private.CoreLib, Version=8.0.0.0, Culture=neutral, PublicKeyToken=7cec85d7bea7798e]], System.Private.CoreLib, Version=8.0.0.0, Culture=neutral, PublicKeyToken=7cec85d7bea7798e]]' is not supported for fields having DataTypeName 'record' -------- System.NotSupportedException : Could not read a PostgreSQL record. If you're attempting to read a record as a .NET tuple, call 'EnableRecordsAsTuples' on 'NpgsqlDataSourceBuilder' or NpgsqlConnection.GlobalTypeMapper (see https://www.npgsql.org/doc/types/basic.html and the 8.0 release notes for more details). If you're reading a record as a .NET object array using NpgsqlSlimDataSourceBuilder, call 'EnableRecords'.

Process completed with exit code 1.

System.InvalidOperationException : An exception has been raised that is likely due to a transient failure. ---- Npgsql.NpgsqlException : Exception while reading from stream -------- System.TimeoutException : Timeout during reading attempt

Assert.Throws() Failure Expected: typeof(System.NotSupportedException) Actual: typeof(System.InvalidOperationException): An exception has been raised that is likely due to a transient failure. ---- System.InvalidOperationException : An exception has been raised that is likely due to a transient failure. -------- Npgsql.NpgsqlException : Exception while reading from stream ------------ System.TimeoutException : Timeout during reading attempt