# IJulia build issues

**URL:** <https://discourse.julialang.org/t/ijulia-build-issues/9231>\
**Category:** New to Julia\
**Tags:** first-steps\
**Created:** [February 21, 2018, 12:43pm UTC](https://discourse.julialang.org/t/ijulia-build-issues/9231 "2018-02-21T12:43:48Z")\
**Posts on this page:** 3\
**Page:** 1

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**Author:** ![sirtom67](https://sea2.discourse-cdn.com/julialang/user_avatar/discourse.julialang.org/sirtom67/32/3689_2.png) [@sirtom67](https://discourse.julialang.org/u/sirtom67)\
**Post date:** [February 21, 2018, 12:43pm UTC](https://discourse.julialang.org/t/ijulia-build-issues/9231/1 "2018-02-21T12:43:48Z")

</div>

New user. Running on ubuntu 16.04, source build of julia

```julia
commit 231676a93442616663470e94d49cbb56085be536
Author: Ellipse0934 <adityapuranik97@gmail.com>
Date: Sat Feb 10 17:13:38 2018 +0530

```

I am trying to follow the steps in the gitbook “Learn Julia the Hard Way” and get the following:

```julia
tkrauss@trogdor ~/git/julia (master) $ ./julia
               _
   _ _ _(_)_ | A fresh approach to technical computing
  (_) | (_) (_) | Documentation: https://docs.julialang.org
   _ _ _| |_ __ _ | Type "?help" for help.
  | | | | | | |/ _` | |
  | | |_| | | | (_| | | Version 0.7.0-DEV.3945 (2018-02-10 11:43 UTC)
 _/ |\ __'_|_|_|\__'_| | Commit 231676a* (11 days old master)
|__/ | x86_64-linux-gnu

julia> using Pkg

julia> using IJulia
[ Info: Precompiling module IJulia
┌ Warning: Deprecated syntax `type` at /home/tkrauss/.julia/v0.7/ZMQ/src/ZMQ.jl:39.
│ Use `mutable struct` instead.
└ @ nothing ZMQ.jl:39
┌ Warning: Deprecated syntax `type` at /home/tkrauss/.julia/v0.7/ZMQ/src/ZMQ.jl:63.
│ Use `mutable struct` instead.
└ @ nothing ZMQ.jl:63
┌ Warning: Deprecated syntax `type` at /home/tkrauss/.julia/v0.7/ZMQ/src/ZMQ.jl:97.
│ Use `mutable struct` instead.
└ @ nothing ZMQ.jl:97
┌ Warning: Deprecated syntax `type` at /home/tkrauss/.julia/v0.7/ZMQ/src/ZMQ.jl:318.
│ Use `mutable struct` instead.
└ @ nothing ZMQ.jl:318
WARNING: Base.Libdl is deprecated, run `using Libdl` instead
  likely near /home/tkrauss/.julia/v0.7/ZMQ/src/ZMQ.jl:8
WARNING: Base.Libdl is deprecated, run `using Libdl` instead
  likely near /home/tkrauss/.julia/v0.7/ZMQ/src/ZMQ.jl:9
WARNING: could not import Filesystem.UV_READABLE into ZMQ
WARNING: could not import Filesystem.uv_pollcb into ZMQ
ERROR: LoadError: UndefVarError: _FDWatcher not defined
Stacktrace:
 [1] getproperty(::Module, ::Symbol) at ./sysimg.jl:14
 [2] top-level scope
 [3] include at ./boot.jl:295 [inlined]
 [4] include_relative(::Module, ::String) at ./loading.jl:1067
 [5] include(::Module, ::String) at ./sysimg.jl:26
 [6] top-level scope
 [7] eval at ./boot.jl:298 [inlined]
 [8] top-level scope at ./<missing>:3
in expression starting at /home/tkrauss/.julia/v0.7/ZMQ/src/ZMQ.jl:60
ERROR: LoadError: Failed to precompile ZMQ to /home/tkrauss/.julia/lib/v0.7/ZMQ.ji.
Stacktrace:
 [1] error at ./error.jl:33 [inlined]
 [2] compilecache(::Base.PkgId) at ./loading.jl:1208
 [3] _require(::Base.PkgId) at ./loading.jl:974
 [4] require(::Module, ::Symbol) at ./loading.jl:874
 [5] include at ./boot.jl:295 [inlined]
 [6] include_relative(::Module, ::String) at ./loading.jl:1067
 [7] include(::Module, ::String) at ./sysimg.jl:26
 [8] top-level scope
 [9] eval at ./boot.jl:298 [inlined]
 [10] top-level scope at ./<missing>:3
in expression starting at /home/tkrauss/.julia/v0.7/IJulia/src/IJulia.jl:38
ERROR: Failed to precompile IJulia to /home/tkrauss/.julia/lib/v0.7/IJulia.ji.
Stacktrace:
 [1] error at ./error.jl:33 [inlined]
 [2] compilecache(::Base.PkgId) at ./loading.jl:1208
 [3] _require(::Base.PkgId) at ./loading.jl:1003
 [4] require(::Module, ::Symbol) at ./loading.jl:874

```

Thanks for any help!

Regards,  
Tom

---

<div class="post-metadata">

**Author:** ![nalimilan](https://sea2.discourse-cdn.com/julialang/user_avatar/discourse.julialang.org/nalimilan/32/147_2.png) [@nalimilan](https://discourse.julialang.org/u/nalimilan)\
**Post date:** [February 21, 2018, 12:44pm UTC](https://discourse.julialang.org/t/ijulia-build-issues/9231/2 "2018-02-21T12:44:39Z")

</div>

If you’re a new user, use the latest stable release (Julia 0.6.2 currently) rather than the development version.

---

<div class="post-metadata">

**Author:** ![sirtom67](https://sea2.discourse-cdn.com/julialang/user_avatar/discourse.julialang.org/sirtom67/32/3689_2.png) [@sirtom67](https://discourse.julialang.org/u/sirtom67)\
**Post date:** [February 22, 2018, 12:19pm UTC](https://discourse.julialang.org/t/ijulia-build-issues/9231/3 "2018-02-22T12:19:04Z")

</div>

Good advice. Thank you!  
The problem doesn’t exist on my machine’s package-installed version (0.6.2).