They were asked to expedite the process at the most recent hearing.
The man accused of murdering Ashling Murphy is appearing at Cloverhill District Court once more today.
It'll be Josef Puska's eighth appearance in total since being arrested.
Two weeks ago Judge Victor Blake told Gardaí every effort should be made to expedite the book of evidence, so the trial may proceed to the High Court.
Gardaí said at the time that some reports were still in preparation.
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