請問廖老師：我安裝了《PLC編程及應用》附帶光盤中的STEP 7 MicroWIN 32。不過用了2天後，再打開文件時，會彈出壹個錯誤對話框：“system error:call out-of-order for registry manager. an unexpected error has occurred. it is suggested that you save your project under a different filename,then exit and restart the application.”請問您，這是怎麽回事啊？應如何解決？多謝！
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