powercenter问题求助！！

在powercenter上做一个流程，源是informix服务器上yxsjk@fib15sv：zh_js_ye表，目标转换到DB2对应的表。2个数据库表在不同的机器上，我有做了ODBC测试都正常连接
运行的时候出现错误提示载入pminfx.dll错误，这个文件是有存在的。下面是日志，求高手帮忙解答.....找下可能的原因。谢谢了！

MAPPING> TM_6014 Initializing session [s_m_zh_js_ye] at [Mon Mar 07 21:57:09 2011]

MAPPING> TM_6683 Repository Name: [yxxt72]
MAPPING> TM_6684 Server Name: [etlsvr]
MAPPING> TM_6686 Folder: [newfolder]
MAPPING> TM_6685 Workflow: [wf_zh_js_ye]
MAPPING> TM_6101 Mapping name: m_zh_js_ye
MAPPING> CMN_1569 Server Mode: [ASCII]
MAPPING> CMN_1570 Server Codepage: [MS Windows Simplified Chinese, superset of GB 2312-80, EUC encoding]
MAPPING> TM_6151 Session Sort Order: [Binary]
MAPPING> TM_6156 Using LOW precision decimal arithmetic
MAPPING> TM_6180 Deadlock retry logic will not be implemented.
MAPPING> TM_6307 DTM Error Log Disabled.
MAPPING> TE_7022 TShmWriter: Initialized
MAPPING> TM_6007 DTM initialized successfully for session [s_m_zh_js_ye]
MASTER> PETL_24004 Starting pre-session tasks.
MASTER> PETL_24027 Pre-session task completed successfully.
MASTER> PETL_24006 Starting data movement.
MAPPING> TM_6660 Total Buffer Pool size is 12000000 bytes and Block size is 64000 bytes.
MAPPING> TM_6273 Executing Pre SQL for target: delete from zh_js_ye where 1=1

READER_1_1_1> DBG_21438 Reader: Source is [yxsjk@fib15sv], user [cxwh]
READER_1_1_1> Mon Mar 07 21:59:00 2011
READER_1_1_1> CMN_1022 Database driver error...
CMN_1022 [Database driver event...Error occurred loading library [pminfx.dll]. System error encountered is 0. Error text is 找不到指定的模块。

.]
READER_1_1_1> Mon Mar 07 21:59:00 2011
READER_1_1_1> BLKR_16002 ERROR: Initialization failed.
MASTER> PETL_24020

***** RUN INFO FOR TGT LOAD ORDER GROUP [1], CONCURRENT SET [1] *****
MASTER> PETL_24023 Thread [READER_1_1_1] created for the read stage of partition point [SQ_zh_js_ye] has completed. The total run time was insufficient for any meaningful statistics.
MASTER> PETL_24021 ***** END RUN INFO *****

MASTER> PETL_24005 Starting post-session tasks.
MASTER> PETL_24029 Post-session task completed successfully.
MAPPING> TM_6020 Session [s_m_zh_js_ye] completed at [Mon Mar 07 21:59:00 2011]
MAPPING> TM_6018 Session [s_m_zh_js_ye] run completed with [0] row transformation errors.
MAPPING> TM_6022

SESSION LOAD SUMMARY
================================================

MAPPING> TM_6252 Source Load Summary.
MAPPING> CMN_1740 Table: [SQ_zh_js_ye] (Instance Name: [SQ_zh_js_ye])
         Output Rows [0], Affected Rows [0], Applied Rows [0], Rejected Rows [0]
MAPPING> TM_6253 Target Load Summary.
MAPPING> TM_6023
===================================================

MASTER> PETL_24002 Parallel Pipeline Engine finished.
MASTER> PETL_24013 Session run completed with failure.

driver event...Error occurred loading library [pminfx.dll]. System error encountered is 0. Error text is 找不到指定的模,
很明显么