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Getting NSGenericException with reason: '*** Collection <NSConcreteHashTable: 0x282c34140> was mutated while being enumerated.'

score 1663 · Answer 1 · 2020-01-21T07:29:55.257000

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TechQA.

List Question

Getting NSGenericException with reason: '*** Collection <NSConcreteHashTable: 0x282c34140> was mutated while being enumerated.'

Fast enumeration Arrays of Dictionaries

NSFastEnumeration message sent to deallocated instance

Hot to Fix Type 'NSFastEnumerationIterator.Element' (aka 'Any') has no subscript members

Disparity between Swift enumerator and GNU find

SWIFT 3.0 migration error - Extension of a generic Obj-C class cannot access the class' generic parameter at runtime

NSFastEnumerationIteration.member Swift 3

Why does loop variable become `nil` after loop

NSFastEnumeration in Swift 3

NSFastEnumeration for class members

How to get fixed number of subview from all subview of scrollview using fast enumeration in ios

How to implement countByEnumeratingWithState:objects:count: for class that internally use NSMutableArray

With NSPointerArray, how to iterate over opaque pointers?

iOS : Modifying NSFastEnumerationState to hide mutation while enumerating

Is enumerateObjectsUsingBlock: faster than a for-in loop? Why?

Custom NSFastEnumeration method?

NSFastEnumeration object casting in ARC

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