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NullPointerException in VersionSet #103

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liukun4515 opened this issue Mar 3, 2019 · 2 comments
Open

NullPointerException in VersionSet #103

liukun4515 opened this issue Mar 3, 2019 · 2 comments

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@liukun4515
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java.lang.NullPointerException: null
	at org.iq80.leveldb.impl.VersionSet.numberOfFilesInLevel(VersionSet.java:233) ~[leveldb-0.11.jar:0.11]
	at org.iq80.leveldb.impl.DbImpl.makeRoomForWrite(DbImpl.java:824) ~[leveldb-0.11.jar:0.11]
	at org.iq80.leveldb.impl.DbImpl.writeInternal(DbImpl.java:688) ~[leveldb-0.11.jar:0.11]
	at org.iq80.leveldb.impl.DbImpl.write(DbImpl.java:670) ~[leveldb-0.11.jar:0.11]

Some error may occur when write the leveldb with the multi-thread.
@pcmind
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pcmind commented Mar 3, 2019

Are you not closing the DB concurrently?

@liukun4515
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liukun4515 commented Mar 4, 2019 •
edited
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Are you not closing the DB concurrently?

Thank you for your reply.
yes, I close the db concurrently.

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@pcmind @liukun4515