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Welcome screen. Press Customize button then ensure OK button are over area of main dialog and press OK. Empty tooltip will come.
Created attachment 41332 [details] screenshot
Easy fix. Empty labels should have NULL tooltip, instead of " ".
Okey.
I have just seen the same issue on 7.4 version on windows 8. Netbeans wrote all my fields like that : jLabel_XXXXX.setToolTipText(""); but I still have the same result (displays a space) as if it had written jLabel_XXXXX.setToolTipText(" ");
I have just seen the same issue on 7.4 version on windows 8. Netbeans wrote all my fields like that : jLabel_XXXXX.setToolTipText(""); but I still have the same result (displays a space) as if it had written jLabel_XXXXX.setToolTipText(" "); jLabel_XXXXX.setToolTipText(null); will work
Unfortunately I cannot confirm this behaviour. I don't see the empty tooltip. If somebody will see it, please reopen with proper information like copy paste the content of the text area in About dialog. Example: Product Version: NetBeans IDE 8.0 (Build 201403101706) Updates: Updates available to version NetBeans 8.0 Patch 2 Java: 1.7.0_51; Java HotSpot(TM) 64-Bit Server VM 24.51-b03 Runtime: Java(TM) SE Runtime Environment 1.7.0_51-b31 System: Windows 7 version 6.1 running on amd64; Cp1252; en_US (nb)