# Start run panic with android

**URL:** https://discuss.dgraph.io/t/start-run-panic-with-android/14753
**Category:** Badger
**Tags:** kind:bug
**Created:** [June 28, 2021, 5:55am UTC](https://discuss.dgraph.io/t/start-run-panic-with-android/14753 "2021-06-28T05:55:40Z")
**Posts on this page:** 1
**Page:** 1

<div class="post-metadata">

### Author: ![godcong](https://yyz1.discourse-cdn.com/flex007/user_avatar/discuss.dgraph.io/godcong/32/7311_2.png) [@godcong](https://discuss.dgraph.io/u/godcong)
#### Post date: [June 28, 2021, 5:55am UTC](https://discuss.dgraph.io/t/start-run-panic-with-android/14753/1 "2021-06-28T05:55:40Z")

</div>

The Users category is meant for asking questions and discussing things. However, we have specific categories for some things. We would appreciate if you could post in the correct category.

| Is Your Question About | Correct Category |
| --- | --- |
| Badger | Users \> Badger |

I run the badger under the android system  
Amlogic 922X-H  
Android 9.0  
Badger [v3.2103.0](https://github.com/dgraph-io/badger/releases/tag/v3.2103.0)

The panic log:

```auto
while mmapping /data/user/0/tv.dnode.boxlauncher/files/.link_repo/badgerds/000001.vlog with size: 2147483646
github.com/dgraph-io/ristretto/z.OpenMmapFileUsing
        /home/ubuntu/dev/project/pkg/mod/github.com/dgraph-io/ristretto@v0.0.4-0.20210309073149-3836124cdc5a/z/file.go:59
github.com/dgraph-io/ristretto/z.OpenMmapFile
        /home/ubuntu/dev/project/pkg/mod/github.com/dgraph-io/ristretto@v0.0.4-0.20210309073149-3836124cdc5a/z/file.go:86
github.com/dgraph-io/badger/v3.(*logFile).open
        /home/ubuntu/dev/project/pkg/mod/github.com/dgraph-io/badger/v3@v3.2103.0/memtable.go:556
github.com/dgraph-io/badger/v3.(*valueLog).open
        /home/ubuntu/dev/project/pkg/mod/github.com/dgraph-io/badger/v3@v3.2103.0/value.go:585
github.com/dgraph-io/badger/v3.Open
        /home/ubuntu/dev/project/pkg/mod/github.com/dgraph-io/badger/v3@v3.2103.0/db.go:373

Error: During db.vlog.open error: Open existing file: "/data/user/0/tv.dnode.boxlauncher/files/.link_repo/badgerds/000001.vlog" error: while opening file: /data/user/0/tv.dnode.boxlauncher/files/.link_repo/badgerds/000001.vlog error: cannot allocate memory
while mmapping /data/user/0/tv.dnode.boxlauncher/files/.link_repo/badgerds/000001.vlog with size: 2147483646
github.com/dgraph-io/ristretto/z.OpenMmapFileUsing
        /home/ubuntu/dev/project/pkg/mod/github.com/dgraph-io/ristretto@v0.0.4-0.20210309073149-3836124cdc5a/z/file.go:59
github.com/dgraph-io/ristretto/z.OpenMmapFile
        /home/ubuntu/dev/project/pkg/mod/github.com/dgraph-io/ristretto@v0.0.4-0.20210309073149-3836124cdc5a/z/file.go:86
github.com/dgraph-io/badger/v3.(*logFile).open
        /home/ubuntu/dev/project/pkg/mod/github.com/dgraph-io/badger/v3@v3.2103.0/memtable.go:556
github.com/dgraph-io/badger/v3.(*valueLog).open
        /home/ubuntu/dev/project/pkg/mod/github.com/dgraph-io/badger/v3@v3.2103.0/value.go:585
github.com/dgraph-io/badger/v3.Open
        /home/ubuntu/dev/project/pkg/mod/github.com/dgraph-io/badger/v3@v3.2103.0/db.go:373

```

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