It is a grammatical error involving incorrect usage of the phrase to indicate absence or lack.
People often make this error because they are trying to convey the idea of something being absent, but mistakenly believe "lack there of" is a single compound expression. The confusion arises from misinterpreting the correct phrase "lack thereof", where "thereof" means "of that."
The correct phrase is "lack thereof", which is used to refer to the absence of something previously mentioned.
People often make this error due to phonetic confusion, as ... Learn more →
People often confuse "extend" and "extent" because they sound similar ... Learn more →
People often mishear or misinterpret the Latin phrase "per se" ... Learn more →
The error occurs because of confusion about the rules for ... Learn more →