Answer:
Absence of Connectivity
Explanation:
According to my research on different studies by neurologists, I can say that based on the information provided within the question this error is known as Absence of Connectivity. This refers to the inability to build upon a set of existing knowledge. Which is what the statement is suggesting about these programs, since every person has a different knowledge base they cannot promise the same technique and results for everyone.
I hope this answered your question. If you have any more questions feel free to ask away at Brainly.