# \#migration
**URL:** https://forums.digi.com/tag/migration/4582.md
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## [Expansion Error during parsing uboot recipe while migrating from dey3.2 to dey4.0](https://forums.digi.com/t/expansion-error-during-parsing-uboot-recipe-while-migrating-from-dey3-2-to-dey4-0/23262)
**Author:** [@suryaamr7](https://forums.digi.com/u/suryaamr7)\
**Replies:** 0\
**Last updated:** [October 20, 2022, 8:23am UTC](https://forums.digi.com/t/expansion-error-during-parsing-uboot-recipe-while-migrating-from-dey3-2-to-dey4-0/23262 "2022-10-20T08:23:28Z")
while doing migration from dey3.2 to dey4.0, while building the OS, i am facing the below error shankar@amar-virtualbox:~/dualboot/dcm$ ./scripts/build\_yocto -c dcm\_system/security/conf/yocto\_build\_unsecure\_images.conf …
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## [Is there a migration document to move from 3.0 to 3.2](https://forums.digi.com/t/is-there-a-migration-document-to-move-from-3-0-to-3-2/23023)
**Author:** [@shankarst](https://forums.digi.com/u/shankarst)\
**Replies:** 1\
**Last updated:** [April 1, 2022, 11:42am UTC](https://forums.digi.com/t/is-there-a-migration-document-to-move-from-3-0-to-3-2/23023 "2022-04-01T11:42:24Z")
Is there a document to help migrate to DEY 3.2 from 3.0?
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## [How to compile for imx28 on a 64bits machine ?](https://forums.digi.com/t/how-to-compile-for-imx28-on-a-64bits-machine/22122)
**Author:** [@vitirover](https://forums.digi.com/u/vitirover)\
**Replies:** 1\
**Last updated:** [January 14, 2021, 3:29pm UTC](https://forums.digi.com/t/how-to-compile-for-imx28-on-a-64bits-machine/22122 "2021-01-14T15:29:06Z")
Hello, We are making the move from the imx28 card to the connect core 6ul card. We currently have two virtual machines with linux distributions : a recent 64 bits Ubuntu for Yocto / eclipse for imx6ul, and an old 32 bit…