Narrative:

I was conducting OJT on the associate position; I inadvertently removed an active flight plan that I thought was a duplicate. I believe that the use of the uret prevented the detection of this incident by removing the previous redundant controls. By this I mean; prior to the use of the uret system; when a controller received a message generated by the host computer system; the controller needed to acknowledge the message and take action. During the use of uret; the system does not require the controller to acknowledge any message or take any action prompted by said message. We have become dependent on the automation. Before uret if a controller received a remove flight plan message they would verify that the aircraft indeed was not going to enter their airspace. During uret operation; most messages go unanswered as the machine updates most of the information. Removal of flight plan information messages go unanswered and in most cases are disregarded.

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Original NASA ASRS Text

Title: ZMA ASSOCIATE CTLR CONDUCTING OJT EXPERIENCED OPDEV CITING NEW URET EQUIP AS CAUSAL FACTOR.

Narrative: I WAS CONDUCTING OJT ON THE ASSOCIATE POS; I INADVERTENTLY REMOVED AN ACTIVE FLT PLAN THAT I THOUGHT WAS A DUPLICATE. I BELIEVE THAT THE USE OF THE URET PREVENTED THE DETECTION OF THIS INCIDENT BY REMOVING THE PREVIOUS REDUNDANT CTLS. BY THIS I MEAN; PRIOR TO THE USE OF THE URET SYS; WHEN A CTLR RECEIVED A MESSAGE GENERATED BY THE HOST COMPUTER SYS; THE CTLR NEEDED TO ACKNOWLEDGE THE MESSAGE AND TAKE ACTION. DURING THE USE OF URET; THE SYS DOES NOT REQUIRE THE CTLR TO ACKNOWLEDGE ANY MESSAGE OR TAKE ANY ACTION PROMPTED BY SAID MESSAGE. WE HAVE BECOME DEPENDENT ON THE AUTOMATION. BEFORE URET IF A CTLR RECEIVED A REMOVE FLT PLAN MESSAGE THEY WOULD VERIFY THAT THE ACFT INDEED WAS NOT GOING TO ENTER THEIR AIRSPACE. DURING URET OP; MOST MESSAGES GO UNANSWERED AS THE MACHINE UPDATES MOST OF THE INFO. REMOVAL OF FLT PLAN INFO MESSAGES GO UNANSWERED AND IN MOST CASES ARE DISREGARDED.

Data retrieved from NASA's ASRS site as of January 2009 and automatically converted to unabbreviated mixed upper/lowercase text. This report is for informational purposes with no guarantee of accuracy. See NASA's ASRS site for official report.