# How to save optimiser state and the model of CGAN?

**URL:** <https://discourse.julialang.org/t/how-to-save-optimiser-state-and-the-model-of-cgan/67232>\
**Category:** Machine Learning\
**Tags:** question, flux\
**Created:** [August 28, 2021, 4:07pm UTC](https://discourse.julialang.org/t/how-to-save-optimiser-state-and-the-model-of-cgan/67232 "2021-08-28T16:07:22Z")\
**Posts on this page:** 1\
**Page:** 1

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**Author:** ![extremety1989](https://sea2.discourse-cdn.com/julialang/user_avatar/discourse.julialang.org/extremety1989/32/28184_2.png) [@extremety1989](https://discourse.julialang.org/u/extremety1989)\
**Post date:** [August 28, 2021, 4:07pm UTC](https://discourse.julialang.org/t/how-to-save-optimiser-state-and-the-model-of-cgan/67232/1 "2021-08-28T16:07:22Z")

</div>

link : [https://github.com/FluxML/model-zoo/blob/master/vision/cdcgan\_mnist/cGAN\_mnist.jl](https://github.com/FluxML/model-zoo/blob/master/vision/cdcgan_mnist/cGAN_mnist.jl)

i tried inside training loop:

```julia
@save "gen-model-$(now()).bson" gen opt_gen
@save "dscr-model-$(now()).bson" dscr opt_dscr
ERROR: LoadError: SystemError: opening file "genmodel-2021-08-28T17:18:44.080.bson": Invalid argument

```