Gunter Mulack, the senior German diplomat, was last year quoted as having declared that Indian naval officer Kulbhushan Jadhav was abducted by Taliban. He has said that his observation was based on what he heard from his reliable sources.
He also added that a rider saying that it was possible his conclusion was wrong.
On Wednesday, he said that his information was based on speculation from reliable sources. He said, "Well, that was an unconfirmed speculation from reliable sources which I cannot identify, nor confirm. Maybe it is not true."
"I hope that through political negotiations this case can be solved in a positive way," he added.