Repro steps:
1) Open the project and TestScene
2) Select New Sprite and click on Test Behaviour component in the Inspector
3) Notice the errors in the console:
m_ByteOffset < m_Data->size ()
m_ByteOffset + m_TypeTreeIterator->m_ByteSize <= m_Data->size ()
4) Open ColorPointDraw script and comment line 12
5) Notice the IMGUI of Test Behaviour component doesn't throw errors anymore

Reproduced in: 5.4.0b3; 5.3.1p3; 5.2.3p4