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# `Lexer Error`
error in component `$parse`

    Lexer Error: {0} at column{1} in expression [{2}].

## Description

Occurs when an expression has a lexical error, for example a malformed number (0.5e-) or an invalid unicode escape.

The error message contains a more precise error.

To resolve, learn more about Angular expressions, identify the error and fix the expression's syntax.