ERR:SYNTAX
Syntax problems usually come from missing parentheses, misplaced operators, or incomplete commands.
TI-84 Error Fixer
Understand common calculator error messages and what to try next
ERR:DOMAIN
Domain problems happen when an input is not valid for the requested operation.
ERR:DIM MISMATCH
Dimension mismatches usually involve lists or matrices with incompatible sizes.
ERR:MEMORY
Memory errors usually mean too many files, lists, or objects are competing for limited space.
ERR:INVALID DIM
Invalid dimensions usually mean the object was created with an unsupported or unusable size.
GRAPH BLANK
A blank graph usually comes from the window, hidden plots, or entry issues rather than a broken graph tool.