How to Remove java.lang.NullPointerException from projects

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  1. BTech Days
  2. remove error from java projects
  3. java
  4. swing
  5. jframe
  6. project
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Комментарии
Автор

Sirrrr please helpp meee😭😭😭😭😭😭😭😭😭😭
I have an error of
Null pointerException:Connot invoke beacuse "con" is
Please sir resolve this error

Vanshika-huii
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Sir...i have no mysql jdbc driver...what i do now...

trishaakter
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sir how can we find what is the url and class name?

DevagyaSharma-ws
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rs2xml is necessary???
I have downloaded the mysql connector but its shows error that
java.sql.SQLException: Operation not allowed for a result set of type ResultSetTYPE_FORWARD_ONLY.

apexpredator
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Thnks sir my null pointer is solved but I had watched ur bms video in java in that when I clicked on savebutton pdf is generated but the table information is not inserted in pdf

kamaldeepkaurbihal
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Sirrr Please Helpp me! Your videos are amazing but I have problem.
there's no "libraries" folder under my project in netbeans. it only show "dependencies", "test packages", "java dependencies", and "project files".

help sir how can I import the jar connector

argelbalani
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