I go to Breakpoints panel in XCode, in the \'Breakpoints\' I click a breakpoint and click \'Delete\', but it does not remove the breakpoint. And I try go to go to \'Project
You can also right-click on it and select the "Delete" menu.
Drag them out of the bar on the side and they will disappear.
You can also press the shortcut ⌘+\ while your cursor is on the line, or press ⌫ with the breakpoint selected in the navigator:
Also try ⌘+\ to toggle the breakpoint at the current line.