[Rspamd-Users] Upgrading to rspamd 1.9.0-3~xenial

[Ralph Meyer]

Hello,

I have upgraded rspamd to 1.9.0-3~xenial. It looks like this upgrade breaks the neural network module with my config.
Downgrading back to 1.8.3-1~xenial an everything works fine.

Have someone seen this error also ?

2019-04-02 06:25:02 #3617(controller) <rchxaw>; lua; neural.lua:570: cannot train ANN tRFANNC0F01D7C322B2397260: Unexpected EOF
2019-04-02 06:25:02 #3617(controller) rspamd_lua_cld_handler: handled SIGCHLD from 00000000000046C3
2019-04-02 06:25:08 #3617(controller) <rchxaw>; lua; neural.lua:810: check ANN tRFANNC0F01D7C322B2397260
2019-04-02 06:25:08 #3617(controller) <rchxaw>; lua; neural.lua:817: need to learn ANN tRFANNC0F01D7C322B2397260 after 100 learn vectors (100 required)
2019-04-02 06:25:08 #3617(controller) <rchxaw>; lua; neural.lua:787: lock ANN tRFANNC0F01D7C322B2397260 for learning
2019-04-02 06:25:08 #25474(controller) rspamd_lua_execute_lua_subprocess: call to subprocess failed: /usr/share/rspamd/lualib/nn/Container.lua:67:
In 1 module of nn.Sequential:
/usr/share/rspamd/lualib/nn/NaN.lua:50: NaN found in gradOutput of module :
nn.NaN(1) @ nn.Identity
stack traceback:
        [C]: in function 'error'
        /usr/share/rspamd/lualib/nn/NaN.lua:50: in function </usr/share/rspamd/lualib/nn/NaN.lua:46>
        [C]: in function 'xpcall'
        /usr/share/rspamd/lualib/nn/Container.lua:63: in function 'rethrowErrors'
        /usr/share/rspamd/lualib/nn/Sequential.lua:58: in function 'updateGradInput'
        /usr/share/rspamd/lualib/nn/StochasticGradient.lua:37: in function 'train'
        /usr/share/rspamd/plugins/neural.lua:676: in function </usr/share/rspamd/plugins/neural.lua:661>
        [C]: in function 'spawn_process'
        /usr/share/rspamd/plugins/neural.lua:685: in function 'callback'
        /usr/share/rspamd/lualib/lua_redis.lua:921: in function </usr/share/rspamd/lualib/lua_redis.lua:915>

WARNING: If you see a stack trace below, it doesn't point to the place where this error occurred. Please use only the one above.; trace: [1]:{[C]:-1 - error [C]}; [2]:{/usr/share/rspamd/lualib/nn/Container.lua$

Ralph