Modify the database, be sure to remember backup! No backup, tired, half-dead!

xiaoxiao2021-03-06  75

Yesterday evening, the company organized the system, I was responsible for the import and export of data, good, clearly felt that there was no data in the 525 sets, the next day, users were strike. Error prompt "Real-time error 94,

Invalid use null "VB6 is the most common error, the variable does not get the correct value, I am sitting in front of the monitor, and finally helpless only to the backup! Now I have two eyes to watch the display! Depressed After the time ^^!

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