# Internal error generating code for blocks Please notify Thunkable support. You can undo your latest change to avoid this error

**URL:** <https://community.thunkable.com/t/internal-error-generating-code-for-blocks-please-notify-thunkable-support-you-can-undo-your-latest-change-to-avoid-this-error/869380>\
**Category:** Questions about Thunkable X\
**Created:** [October 2, 2020, 10:11pm UTC](https://community.thunkable.com/t/internal-error-generating-code-for-blocks-please-notify-thunkable-support-you-can-undo-your-latest-change-to-avoid-this-error/869380 "2020-10-02T22:11:47Z")\
**Posts on this page:** 6\
**Page:** 1

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**Author:** ![francabral](https://avatars.discourse-cdn.com/v4/letter/f/48db29/32.png) [@francabral](https://community.thunkable.com/u/francabral)\
**Post date:** [October 2, 2020, 10:11pm UTC](https://community.thunkable.com/t/internal-error-generating-code-for-blocks-please-notify-thunkable-support-you-can-undo-your-latest-change-to-avoid-this-error/869380/1 "2020-10-02T22:11:48Z")

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Estoy intentando utilizar el bloque de Delete all rows in Data Viewer list y me salio el siguiente mensaje…  
Internal error generating code for blocks

Please notify Thunkable support. You can undo your latest change to avoid this error.

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**Author:** ![tatiang](https://sea1.discourse-cdn.com/flex015/user_avatar/community.thunkable.com/tatiang/32/55482_2.png) [@tatiang](https://community.thunkable.com/u/tatiang)\
**Post date:** [October 2, 2020, 11:03pm UTC](https://community.thunkable.com/t/internal-error-generating-code-for-blocks-please-notify-thunkable-support-you-can-undo-your-latest-change-to-avoid-this-error/869380/2 "2020-10-02T23:03:00Z")

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I’m seeing the same thing when I try to add a delete row or delete all rows block to my project.

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**Author:** ![francabral](https://avatars.discourse-cdn.com/v4/letter/f/48db29/32.png) [@francabral](https://community.thunkable.com/u/francabral)\
**Post date:** [October 2, 2020, 11:05pm UTC](https://community.thunkable.com/t/internal-error-generating-code-for-blocks-please-notify-thunkable-support-you-can-undo-your-latest-change-to-avoid-this-error/869380/3 "2020-10-02T23:05:14Z")

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Lo que hice fue meterlo dentro de una Functions y utilizarla de esa forma…

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**Author:** ![shrey](https://sea1.discourse-cdn.com/flex015/user_avatar/community.thunkable.com/shrey/32/105637_2.png) [@shrey](https://community.thunkable.com/u/shrey)\
**Post date:** [January 4, 2021, 4:42pm UTC](https://community.thunkable.com/t/internal-error-generating-code-for-blocks-please-notify-thunkable-support-you-can-undo-your-latest-change-to-avoid-this-error/869380/4 "2021-01-04T16:42:55Z")

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try to remove every comma and apostrophe you have in a variable and see if that works

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**Author:** ![muneer](https://sea1.discourse-cdn.com/flex015/user_avatar/community.thunkable.com/muneer/32/75210_2.png) [@muneer](https://community.thunkable.com/u/muneer)\
**Post date:** [January 4, 2021, 4:57pm UTC](https://community.thunkable.com/t/internal-error-generating-code-for-blocks-please-notify-thunkable-support-you-can-undo-your-latest-change-to-avoid-this-error/869380/5 "2021-01-04T16:57:55Z")

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This happens when you put illegal characters in your variables but it could also happen for other reasons.

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**Author:** ![ioannis](https://sea1.discourse-cdn.com/flex015/user_avatar/community.thunkable.com/ioannis/32/146956_2.png) [@ioannis](https://community.thunkable.com/u/ioannis)\
**Post date:** [November 8, 2024, 12:23pm UTC](https://community.thunkable.com/t/internal-error-generating-code-for-blocks-please-notify-thunkable-support-you-can-undo-your-latest-change-to-avoid-this-error/869380/6 "2024-11-08T12:23:40Z")

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