Error map
DateTimeParseException java.time.format.DateTimeParseException: Text '31/12/2024' could not be parsed at index 2
Java · layer 4, Application & API
Centre: this error. First ring: errors it is linked with (9). Outer ring: what those are linked with. Colours show the layer of a request each error belongs to. Click any dot to re-centre the map on it; hover to follow its connections. The centre dot opens the error page.
Directly related (9)
java.util.InputMismatchException (Scanner)
Scanner.nextInt()/nextDouble() read a token that isn’t that type.
ValueError: invalid literal for int() with base 10: 'abc'
int() received a string that isn’t a whole number — empty, decimal, whitespace or text.
System.FormatException: Input string was not in a correct format
int.Parse/decimal.Parse/Convert.ToInt32 got a string that isn’t a valid number — empty, contains text, or uses another culture’s…
API Error: Invalid date format — expected ISO 8601 (YYYY-MM-DDTHH:mm:ssZ)
A date or timestamp in the request isn’t in the format the API expects — usually ISO 8601 with a time zone, or a Unix timestamp.
RangeError: Invalid time value
A Date is invalid (NaN), and toISOString() or a formatting library couldn’t format it.
MySQL ERROR 1292 (22007): Incorrect datetime value: 'x' for column 'y'
A string couldn’t be converted to DATE/DATETIME — wrong format, empty string, or a zero date in strict mode.
ERROR: date/time field value out of range: "31/12/2024" — HINT: Perhaps you need a different "datestyle" setting.
PostgreSQL parsed a date in the wrong order (DMY vs MDY) or got an impossible value.
java.lang.NumberFormatException: For input string: "x"
A string couldn’t be parsed as a number — it’s empty, has spaces/commas, is too large, or isn’t numeric.
java.text.ParseException: Unparseable date: "x"
SimpleDateFormat couldn’t parse the string with its pattern.
Two steps away (16)
java.lang.ArithmeticException: / by zero
Integer division or modulo by zero.
java.nio.file.AccessDeniedException: /path
The OS denied a file operation to the Java process.
TypeError: unsupported operand type(s) for +: 'int' and 'str'
An operator was used between two incompatible types, such as adding a number to a string.
System.InvalidCastException: Unable to cast object of type 'X' to type 'Y'
An explicit cast failed because the object’s runtime type isn’t the target type.
HTTP 400 Bad Request
The server could not understand the request because its syntax, headers or body are malformed or invalid.
HTTP 422 Unprocessable Content
The request is well-formed, but the data fails validation (e.g. invalid email, missing required field).
MySQL ERROR 1406: Data too long for column
The value is longer than the column allows (e.g. 300 characters into VARCHAR(255)), and strict mode rejects it instead of truncat…
MySQL ERROR 1264 (22003): Out of range value for column 'x' at row 1
A number is too large (or negative for UNSIGNED) for the column type.
MySQL ERROR 1366 (HY000): Incorrect integer value: '' for column 'x' at row 1
An empty string or non-numeric text was inserted into an INT column under strict mode.
MySQL ERROR 1690 (22003): BIGINT UNSIGNED value is out of range
Arithmetic on UNSIGNED columns produced a negative result.
ERROR: invalid input syntax for type integer: "abc"
A string couldn’t be converted to the column’s type (integer, numeric, boolean, date…).
ERROR: invalid input syntax for type uuid: "x"
A value that isn’t a valid UUID was compared with or inserted into a uuid column.
ERROR: value too long for type character varying(255)
A string exceeds the column’s varchar length.
KeyError: 'x'
You accessed a dictionary key that doesn’t exist.
java.lang.NullPointerException
Code called a method or accessed a field on a reference that is `null`.
java.lang.IllegalArgumentException
A method rejected an argument value as invalid.
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