JavaScript TypeError - Cyclic object value
Last Updated :
22 May, 2023
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This JavaScript exception cyclic object value occurs if the references of objects were found in JSON. JSON.stringify() fails to solve them.
Message:
TypeError: cyclic object value (Firefox)
TypeError: Converting circular structure to JSON
(Chrome and Opera)
TypeError: Circular reference in value argument
not supported (Edge)
Error Type:
TypeError
Cause of error: If in the code references are found then JSON.stringify() fails to solve them.
Example 1: In this example, the circObj has a reference to itself, So the error has occurred.
let circObj = { 1: "1" };
circObj.myself = circObj;
JSON.stringify(circObj);
Output:
TypeError: Converting circular structure to JSON
Example 2: In this example, the GFG_Obj has a reference to itself, and JSON.stringify() fails to solve it. So the error has occurred.
let GFG_Obj = { property_1: "value_1" };
GFG_Obj.myself = GFG_Obj;
JSON.stringify(GFG_Obj);
Output:
TypeError: Converting circular structure to JSON
