firebird.driver.types.DatabaseError: feature is not supported

LOG DETAILS:

2025-04-18 15:27:55.190
2025-04-18 15:27:55.201 act = <firebird.qa.plugin.Action object at [hex]>
2025-04-18 15:27:55.213 tmp_blob_file = PosixPath('/var/tmp/qa_2024/test_11839/tmp_small_blob.dat')
2025-04-18 15:27:55.227 capsys = <_pytest.capture.CaptureFixture object at [hex]>
2025-04-18 15:27:55.241
2025-04-18 15:27:55.256 @pytest.mark.version('>=5.0.3')
2025-04-18 15:27:55.269 def test_1(act: Action, tmp_blob_file: Path, capsys):
2025-04-18 15:27:55.283 with act.db.connect() as con:
2025-04-18 15:27:55.293 cur1 = con.cursor()
2025-04-18 15:27:55.307 cur1.execute("select rdb$get_context('SYSTEM', 'CLIENT_VERSION') as client_version from rdb$database")
2025-04-18 15:27:55.318 hdr=cur1.description
2025-04-18 15:27:55.326 for r in cur1:
2025-04-18 15:27:55.342 for i in range(0,len(hdr)):
2025-04-18 15:27:55.354 print( hdr[i][0],':', r[i] )
2025-04-18 15:27:55.368 print(f'{con.info.version=}, {con.info.get_info(DbInfoCode.PR

[...SKIPPED...]

6.341 con.info.version='5.0.3.1635', con.info.get_info(DbInfoCode.PROTOCOL_VERSION)=19
2025-04-18 15:27:56.348 Preparing data, b_range_mnemona='about_00k', b_len_checked_range=(0, 5)
2025-04-18 15:27:56.355
2025-04-18 15:27:56.362 Generate file with data to be stored further in blob field, b_len_checked_range=(0, 5), b_gen_size=0
2025-04-18 15:27:56.375
2025-04-18 15:27:56.386 i_pos=0
2025-04-18 15:27:56.398
2025-04-18 15:27:56.409 Start loop for whence in (os.SEEK_SET, os.SEEK_CUR, os.SEEK_END): f_binary_data.tell()=0, blob_reader_1.tell()=0
2025-04-18 15:27:56.423 whence == os.SEEK_SET: b_read_pos=0
2025-04-18 15:27:56.437 FILE: f_binary_data.seek(0, whence=0)
2025-04-18 15:27:56.446 FILE: f_binary_data.tell()=0, attempt to read b_read_cnt=6 bytes starting from i_pos=0 using whence=0
2025-04-18 15:27:56.454 FILE: completed read b_read_cnt=6 bytes starting from i_pos=0 using whence=0. Result: f_binary_data.tell()=0, len(b_data_in_file)=0
2025-04-18 15:27:56.467 BLOB: blob_reader_1.seek(0, whence=0)