Why do my construction drawings cause problems in the field?

Incomplete drawings that cause problems in the field are a real and costly issue, and it is good that you are facing it honestly rather than blaming the crews. The gap is not that you cannot draw. It is that a drawing has to answer questions before they are asked, and yours are still leaving questions open that only surface once someone is building. The field finds every missing dimension, every undefined connection, every place two sheets disagree. That is not because your work is careless. It is because seeing a building fully on paper, before it exists, is a skill that grows through exactly this kind of feedback. Every problem the field sends back is teaching you where your drawings go quiet. So start closing the loop on purpose. When a problem comes back from the field, write down what was missing and add it to a list you check before the next set goes out. Over time that list becomes the map of your own blind spots, and your drawings get more complete because they carry the memory of every job before.