Instruction errors (runtime)

AccountDataSizeChanged

Appears as program other than the account's owner changed the size of the account data

Instruction

AccountDataSizeChanged

“program other than the account's owner changed the size of the account data”

Only the owner program may resize an account.

Common causes

  • Calling realloc on an account from a program that does not own it.

How to fix it

  • Realloc from the owner program.
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