# Error in precompiling JuMP on Julia 0.6

**URL:** <https://discourse.julialang.org/t/error-in-precompiling-jump-on-julia-0-6/1578>\
**Category:** Optimization (Mathematical)\
**Tags:** jump\
**Created:** [January 19, 2017, 2:55am UTC](https://discourse.julialang.org/t/error-in-precompiling-jump-on-julia-0-6/1578 "2017-01-19T02:55:11Z")\
**Posts on this page:** 3\
**Page:** 1

<div class="post-metadata">

**Author:** ![deepakagrawal](https://avatars.discourse-cdn.com/v4/letter/d/7c8e57/32.png) [@deepakagrawal](https://discourse.julialang.org/u/deepakagrawal)\
**Post date:** [January 19, 2017, 2:55am UTC](https://discourse.julialang.org/t/error-in-precompiling-jump-on-julia-0-6/1578/1 "2017-01-19T02:55:11Z")

</div>

```julia
WARNING: Method definition exp(ForwardDiff.Dual{N, T} where T<:Real where N) in module ForwardDiff at /home/deepak/.julia/v0.6/ForwardDiff/src/dual.jl:336 overwritten at /home/deepak/.julia/v0.6/ForwardDiff/src/dual.jl:311.
WARNING: Method definition sqrt(ForwardDiff.Dual{N, T} where T<:Real where N) in module ForwardDiff at /home/deepak/.julia/v0.6/ForwardDiff/src/dual.jl:341 overwritten at /home/deepak/.julia/v0.6/ForwardDiff/src/dual.jl:311.
ERROR: LoadError: LoadError: ArgumentError: method definition for Type at /home/deepak/.julia/v0.6/DataStructures/src/hash_dict.jl:72 has free type variables
Stacktrace:
 [1] include_from_node1(::String) at ./loading.jl:532
 [2] include(::String) at ./sysimg.jl:14
 [3] include_from_node1(::String) at ./loading.jl:532
 [4] include(::String) at ./sysimg.jl:14
 [5] anonymous at ./<missing>:2
while loading /home/deepak/.julia/v0.6/DataStructures/src/hash_dict.jl, in expression starting on line 72
while loading /home/deepak/.julia/v0.6/DataStructures/src/DataStructures.jl, in expression starting on line 70
ERROR: LoadError: LoadError: Failed to precompile DataStructures to /home/deepak/.julia/lib/v0.6/DataStructures.ji.
Stacktrace:
 [1] compilecache(::String) at ./loading.jl:666
 [2] require(::Symbol) at ./loading.jl:424
 [3] include_from_node1(::String) at ./loading.jl:532
 [4] include(::String) at ./sysimg.jl:14
 [5] include_from_node1(::String) at ./loading.jl:532
 [6] include(::String) at ./sysimg.jl:14
 [7] anonymous at ./<missing>:2
while loading /home/deepak/.julia/v0.6/ReverseDiffSparse/src/coloring.jl, in expression starting on line 3
while loading /home/deepak/.julia/v0.6/ReverseDiffSparse/src/ReverseDiffSparse.jl, in expression starting on line 16
ERROR: LoadError: Failed to precompile ReverseDiffSparse to /home/deepak/.julia/lib/v0.6/ReverseDiffSparse.ji.
Stacktrace:
 [1] compilecache(::String) at ./loading.jl:666
 [2] require(::Symbol) at ./loading.jl:424
 [3] include_from_node1(::String) at ./loading.jl:532
 [4] include(::String) at ./sysimg.jl:14
 [5] anonymous at ./<missing>:2
while loading /home/deepak/.julia/v0.6/JuMP/src/JuMP.jl, in expression starting on line 21
ERROR: Failed to precompile JuMP to /home/deepak/.julia/lib/v0.6/JuMP.ji.
Stacktrace:
 [1] compilecache(::String) at ./loading.jl:666
 [2] require(::Symbol) at ./loading.jl:453

```

---

<div class="post-metadata">

**Author:** ![ihnorton](https://sea2.discourse-cdn.com/julialang/user_avatar/discourse.julialang.org/ihnorton/32/26_2.png) [@ihnorton](https://discourse.julialang.org/u/ihnorton)\
**Post date:** [January 19, 2017, 3:12am UTC](https://discourse.julialang.org/t/error-in-precompiling-jump-on-julia-0-6/1578/2 "2017-01-19T03:12:39Z")

</div>

Use 0.5 unless you are willing, and working, to update packages for upstream changes.

> It will be a bit before JuMP and all of its dependencies catch up with the breaking changes in 0.6. See, e.g., JuliaOpt/MathProgBase.jl#150.

> <https://github.com/jump-dev/JuMP.jl/issues/939#issuecomment-273482658>
>
> From a fresh build of \`git HEAD\` of Julia:
> \`\`\`
> julia\> Pkg.add("JuMP")
> INFO: I…nitializing package repository /home/poulson/.julia/v0.6
> INFO: Cloning METADATA from https://github.com/JuliaLang/METADATA.jl
> INFO: Cloning cache of Calculus from https://github.com/johnmyleswhite/Calculus.jl.git
> INFO: Cloning cache of Compat from https://github.com/JuliaLang/Compat.jl.git
> INFO: Cloning cache of DataStructures from https://github.com/JuliaLang/DataStructures.jl.git
> INFO: Cloning cache of DiffBase from https://github.com/JuliaDiff/DiffBase.jl.git
> INFO: Cloning cache of ForwardDiff from https://github.com/JuliaDiff/ForwardDiff.jl.git
> INFO: Cloning cache of JuMP from https://github.com/JuliaOpt/JuMP.jl.git
> INFO: Cloning cache of Lazy from https://github.com/MikeInnes/Lazy.jl.git
> INFO: Cloning cache of MacroTools from https://github.com/MikeInnes/MacroTools.jl.git
> INFO: Cloning cache of MathProgBase from https://github.com/JuliaOpt/MathProgBase.jl.git
> INFO: Cloning cache of NaNMath from https://github.com/mlubin/NaNMath.jl.git
> INFO: Cloning cache of ReverseDiffSparse from https://github.com/mlubin/ReverseDiffSparse.jl.git
> INFO: Installing Calculus v0.1.15
> INFO: Installing Compat v0.12.0
> INFO: Installing DataStructures v0.5.1
> INFO: Installing DiffBase v0.0.2
> INFO: Installing ForwardDiff v0.3.3
> INFO: Installing JuMP v0.15.0
> INFO: Installing Lazy v0.11.5
> INFO: Installing MacroTools v0.3.4
> INFO: Installing MathProgBase v0.5.10
> INFO: Installing NaNMath v0.2.2
> INFO: Installing ReverseDiffSparse v0.6.0
> INFO: Package database updated
> 
> julia\> using JuMP
> INFO: Precompiling module JuMP.
> WARNING: Array{T}(::Type{T},m::Int) is deprecated, use Array{T,1}(m) instead.
> Stacktrace:
> \[1\] depwarn(::String, ::Symbol) at ./deprecated.jl:64
> \[2\] Array(::Type{Tuple{Symbol,Expr}}, ::Int64) at ./deprecated.jl:50
> \[3\] include\_from\_node1(::String) at ./loading.jl:532
> \[4\] include(::String) at ./sysimg.jl:14
> \[5\] include\_from\_node1(::String) at ./loading.jl:532
> \[6\] include(::String) at ./sysimg.jl:14
> \[7\] anonymous at ./\<missing\>:2
> \[8\] eval(::Module, ::Any) at ./boot.jl:238
> \[9\] process\_options(::Base.JLOptions) at ./client.jl:285
> \[10\] \_start() at ./client.jl:374
> while loading /home/poulson/.julia/v0.6/Calculus/src/differentiate.jl, in expression starting on line 198
> WARNING: Method definition exp(ForwardDiff.Dual{N, T} where T\<:Real) in module ForwardDiff at /home/poulson/.julia/v0.6/ForwardDiff/src/dual.jl:311 overwritten at /home/poulson/.julia/v0.6/ForwardDiff/src/dual.jl:336.
> WARNING: Method definition sqrt(ForwardDiff.Dual{N, T} where T\<:Real) in module ForwardDiff at /home/poulson/.julia/v0.6/ForwardDiff/src/dual.jl:311 overwritten at /home/poulson/.julia/v0.6/ForwardDiff/src/dual.jl:341.
> WARNING: Method definition exp(ForwardDiff.Dual{N, T} where T\<:Real where N) in module ForwardDiff at /home/poulson/.julia/v0.6/ForwardDiff/src/dual.jl:336 overwritten at /home/poulson/.julia/v0.6/ForwardDiff/src/dual.jl:311.
> WARNING: Method definition sqrt(ForwardDiff.Dual{N, T} where T\<:Real where N) in module ForwardDiff at /home/poulson/.julia/v0.6/ForwardDiff/src/dual.jl:341 overwritten at /home/poulson/.julia/v0.6/ForwardDiff/src/dual.jl:311.
> ERROR: LoadError: LoadError: ArgumentError: method definition for Type at /home/poulson/.julia/v0.6/DataStructures/src/hash\_dict.jl:72 has free type variables
> Stacktrace:
> \[1\] include\_from\_node1(::String) at ./loading.jl:532
> \[2\] include(::String) at ./sysimg.jl:14
> \[3\] include\_from\_node1(::String) at ./loading.jl:532
> \[4\] include(::String) at ./sysimg.jl:14
> \[5\] anonymous at ./\<missing\>:2
> while loading /home/poulson/.julia/v0.6/DataStructures/src/hash\_dict.jl, in expression starting on line 72
> while loading /home/poulson/.julia/v0.6/DataStructures/src/DataStructures.jl, in expression starting on line 70
> ERROR: LoadError: LoadError: Failed to precompile DataStructures to /home/poulson/.julia/lib/v0.6/DataStructures.ji.
> Stacktrace:
> \[1\] compilecache(::String) at ./loading.jl:666
> \[2\] require(::Symbol) at ./loading.jl:424
> \[3\] include\_from\_node1(::String) at ./loading.jl:532
> \[4\] include(::String) at ./sysimg.jl:14
> \[5\] include\_from\_node1(::String) at ./loading.jl:532
> \[6\] include(::String) at ./sysimg.jl:14
> \[7\] anonymous at ./\<missing\>:2
> while loading /home/poulson/.julia/v0.6/ReverseDiffSparse/src/coloring.jl, in expression starting on line 3
> while loading /home/poulson/.julia/v0.6/ReverseDiffSparse/src/ReverseDiffSparse.jl, in expression starting on line 16
> ERROR: LoadError: Failed to precompile ReverseDiffSparse to /home/poulson/.julia/lib/v0.6/ReverseDiffSparse.ji.
> Stacktrace:
> \[1\] compilecache(::String) at ./loading.jl:666
> \[2\] require(::Symbol) at ./loading.jl:424
> \[3\] include\_from\_node1(::String) at ./loading.jl:532
> \[4\] include(::String) at ./sysimg.jl:14
> \[5\] anonymous at ./\<missing\>:2
> while loading /home/poulson/.julia/v0.6/JuMP/src/JuMP.jl, in expression starting on line 21
> ERROR: Failed to precompile JuMP to /home/poulson/.julia/lib/v0.6/JuMP.ji.
> Stacktrace:
> \[1\] compilecache(::String) at ./loading.jl:666
> \[2\] require(::Symbol) at ./loading.jl:453
> \`\`\`

---

<div class="post-metadata">

**Author:** ![deepakagrawal](https://avatars.discourse-cdn.com/v4/letter/d/7c8e57/32.png) [@deepakagrawal](https://discourse.julialang.org/u/deepakagrawal)\
**Post date:** [January 19, 2017, 3:17am UTC](https://discourse.julialang.org/t/error-in-precompiling-jump-on-julia-0-6/1578/3 "2017-01-19T03:17:11Z")

</div>

Thank you. Will use 0.5 for now.