howto remove empty lines from document

[remco-pc]

Describe the bug

Copying an empty line (\n char) and try to replace it with nothing does not work with crtl-h

Expected Behavior

pasting a \n with ctrl-c arrow up from the editor and paste it in the search field and then replace it with nothing to remove blank lines from a document

Current Behavior

cannot past it in the search and \n\n replace with \n does not work

Reproduction Steps

see above

Possible Solution

No response

Additional Information/Context

No response

Ace Version / Browser / OS / Keyboard layout

1.4.14 edge win11 us-int