Database disk image is malformed
From Array Suite Wiki
SQLite database users also face different errors leading to corruption. One of the most common errors or corruptions which SQLite users face is SQLite database disk image is malformed .
In ArraySuite, sometimes users might see database disk image is malformed error while loading a Land.
This indicates some local cached Land *.db or *.cli files got corrupt, to solve this error, please navigate to the corresponding Land folder:
Regarding this database malformed error happened on GTEx_B38 Land, it’s likely some local db files got corrupt, we can navigate to GTEx Land folder, as shown in the snapshot below, under C:\Users\WinUser\Documents\Omicsoft\ArrayLand\Omicland_443\GTEx_B38 directory, there are several *.db files.
We can rename or delete the whole GTEx_B38 folder and re-open that Land in ArrayStudio, that would trigger re-downloading everything for the target Land. Alternatively, we can iterate through thos *.db and *.cli files to locate which one got corrupt.