What is the reason for calling getCropData () to report an error when clicking?

Hello, what is the reason why I call this.$refs.cropper.getCropData () to get screenshot information and report e is not a function when I use your image clipping plug-in? And this cut does not seem to have the effect that the cut can only show the content of the cut

Feb.28,2021
MySQL Query : SELECT * FROM `codeshelper`.`v9_news` WHERE status=99 AND catid='6' ORDER BY rand() LIMIT 5
MySQL Error : Disk full (/tmp/#sql-temptable-64f5-1b37c70-2c0b4.MAI); waiting for someone to free some space... (errno: 28 "No space left on device")
MySQL Errno : 1021
Message : Disk full (/tmp/#sql-temptable-64f5-1b37c70-2c0b4.MAI); waiting for someone to free some space... (errno: 28 "No space left on device")
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