ipboard 3.4 conversation error

[punjabizone]

hello i am trying to convery my iboard 3.4x to phpbb latest verison

i download the converter for ip board 3.4x from this topic

viewtopic.php?f=65&t=1641375

during conversation i got this error

General Error
SQL ERROR [ mysqli ]

Table 'punjabi_s.users' doesn't exist [1146]

SQL

SELECT username, user_id, user_posts FROM users WHERE user_id IN (1305, 1301, 1331, 1360, 1366)

BACKTRACE

FILE: (not given by php)
LINE: (not given by php)
CALL: msg_handler()

FILE: [ROOT]/includes/db/dbal.php
LINE: 757
CALL: trigger_error()

FILE: [ROOT]/includes/db/mysqli.php
LINE: 189
CALL: dbal->sql_error()

FILE: [ROOT]/install/convertors/functions_ipb34.php
LINE: 1667
CALL: dbal_mysqli->sql_query()

FILE: [ROOT]/install/install_convert.php(1073) : eval()'d code
LINE: 1
CALL: phpbb_check_username_collisions()

FILE: [ROOT]/install/install_convert.php
LINE: 1073
CALL: eval()

FILE: [ROOT]/install/install_convert.php
LINE: 203
CALL: install_convert->convert_data()

FILE: [ROOT]/install/index.php
LINE: 326
CALL: install_convert->main()

FILE: [ROOT]/install/index.php
LINE: 203
CALL: module->load()
Please notify the board administrator or webmaster: [email protected]

Please tell me how i can fix this

thank you