{"action":"created","issue":{"url":"https://api.github.com/repos/rstudio/keras/issues/501","repository_url":"https://api.github.com/repos/rstudio/keras","labels_url":"https://api.github.com/repos/rstudio/keras/issues/501/labels{/name}","comments_url":"https://api.github.com/repos/rstudio/keras/issues/501/comments","events_url":"https://api.github.com/repos/rstudio/keras/issues/501/events","html_url":"https://github.com/rstudio/keras/issues/501","id":348916119,"node_id":"MDU6SXNzdWUzNDg5MTYxMTk=","number":501,"title":"Error after installing GPU tensorflow","user":{"login":"kanishkamisra","id":10777197,"node_id":"MDQ6VXNlcjEwNzc3MTk3","avatar_url":"https://avatars2.githubusercontent.com/u/10777197?v=4","gravatar_id":"","url":"https://api.github.com/users/kanishkamisra","html_url":"https://github.com/kanishkamisra","followers_url":"https://api.github.com/users/kanishkamisra/followers","following_url":"https://api.github.com/users/kanishkamisra/following{/other_user}","gists_url":"https://api.github.com/users/kanishkamisra/gists{/gist_id}","starred_url":"https://api.github.com/users/kanishkamisra/starred{/owner}{/repo}","subscriptions_url":"https://api.github.com/users/kanishkamisra/subscriptions","organizations_url":"https://api.github.com/users/kanishkamisra/orgs","repos_url":"https://api.github.com/users/kanishkamisra/repos","events_url":"https://api.github.com/users/kanishkamisra/events{/privacy}","received_events_url":"https://api.github.com/users/kanishkamisra/received_events","type":"User","site_admin":false},"labels":[],"state":"open","locked":false,"assignee":null,"assignees":[],"milestone":null,"comments":6,"created_at":"2018-08-08T22:33:46Z","updated_at":"2018-08-09T19:48:02Z","closed_at":null,"author_association":"NONE","body":"Hi!\r\n\r\nI ran the simple ```mnist_mlp``` [example](https://tensorflow.rstudio.com/keras/articles/examples/mnist_mlp.html) to test GPU usage, since I installed the gpu version of tensorflow, I got the following error: \r\n\r\n```\r\n Error in py_call_impl(callable, dots$args, dots$keywords) : \r\n  ValueError: Layer dense_1 was called with an input that isn't a symbolic tensor. Received type: <class 'keras.engine.sequential.Sequential'>. Full input: [<keras.engine.sequential.Sequential object at 0x7fc83aa7ad50>]. All inputs to the layer should be tensors. \r\n```\r\n\r\nIt worked fine before, when I had the CPU installation.\r\n\r\nSession info:\r\n\r\n```\r\nR version 3.4.4 (2018-03-15)\r\nPlatform: x86_64-pc-linux-gnu (64-bit)\r\nRunning under: Ubuntu 16.04.4 LTS\r\n\r\nMatrix products: default\r\nBLAS: /opt/microsoft/ropen/3.4.4/lib64/R/lib/libRblas.so\r\nLAPACK: /opt/microsoft/ropen/3.4.4/lib64/R/lib/libRlapack.so\r\n\r\nlocale:\r\n [1] LC_CTYPE=en_US.UTF-8       LC_NUMERIC=C               LC_TIME=en_US.UTF-8        LC_COLLATE=en_US.UTF-8     LC_MONETARY=en_US.UTF-8   \r\n [6] LC_MESSAGES=en_US.UTF-8    LC_PAPER=en_US.UTF-8       LC_NAME=C                  LC_ADDRESS=C               LC_TELEPHONE=C            \r\n[11] LC_MEASUREMENT=en_US.UTF-8 LC_IDENTIFICATION=C       \r\n\r\nattached base packages:\r\n[1] stats     graphics  grDevices utils     datasets  methods   base     \r\n\r\nother attached packages:\r\n[1] dplyr_0.7.4          keras_2.1.5          RevoUtils_10.0.9     RevoUtilsMath_10.0.1\r\n\r\nloaded via a namespace (and not attached):\r\n [1] Rcpp_0.12.18          lattice_0.20-35       assertthat_0.2.0      zeallot_0.1.0         grid_3.4.4            R6_2.2.2             \r\n [7] jsonlite_1.5          magrittr_1.5          pillar_1.1.0.9000     rlang_0.2.0           tfruns_1.3            bindrcpp_0.2         \r\n[13] whisker_0.3-2         Matrix_1.2-12         reticulate_1.9.0.9003 tools_3.4.4           glue_1.2.0            yaml_2.2.0           \r\n[19] compiler_3.4.4        pkgconfig_2.0.1       base64enc_0.1-3       tensorflow_1.5        bindr_0.1             tibble_1.4.2 \r\n```"},"comment":{"url":"https://api.github.com/repos/rstudio/keras/issues/comments/411875326","html_url":"https://github.com/rstudio/keras/issues/501#issuecomment-411875326","issue_url":"https://api.github.com/repos/rstudio/keras/issues/501","id":411875326,"node_id":"MDEyOklzc3VlQ29tbWVudDQxMTg3NTMyNg==","user":{"login":"kanishkamisra","id":10777197,"node_id":"MDQ6VXNlcjEwNzc3MTk3","avatar_url":"https://avatars2.githubusercontent.com/u/10777197?v=4","gravatar_id":"","url":"https://api.github.com/users/kanishkamisra","html_url":"https://github.com/kanishkamisra","followers_url":"https://api.github.com/users/kanishkamisra/followers","following_url":"https://api.github.com/users/kanishkamisra/following{/other_user}","gists_url":"https://api.github.com/users/kanishkamisra/gists{/gist_id}","starred_url":"https://api.github.com/users/kanishkamisra/starred{/owner}{/repo}","subscriptions_url":"https://api.github.com/users/kanishkamisra/subscriptions","organizations_url":"https://api.github.com/users/kanishkamisra/orgs","repos_url":"https://api.github.com/users/kanishkamisra/repos","events_url":"https://api.github.com/users/kanishkamisra/events{/privacy}","received_events_url":"https://api.github.com/users/kanishkamisra/received_events","type":"User","site_admin":false},"created_at":"2018-08-09T19:48:02Z","updated_at":"2018-08-09T19:48:02Z","author_association":"NONE","body":"It works now, thank you very very much! :D"}}
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