I'm already saturated and tired! Since yesterday I am having problem with lightroon program. It hangs in the 2nd photo I edit, and so on. he already closed today 15 times out of 15 times I tried editing my work, and this after updated.
If you are using Lightroom CC 2015 or Lightroom 6, try turning off graphics acceleration in your preferences. Also, turn off the use add photos screen. See if those help. Otherwise, tell us what version you are using, what operating system, and a few details. Then maybe we can really help.