# Precompiling CSV failes on 0.6

**URL:** https://discourse.julialang.org/t/precompiling-csv-failes-on-0-6/13248
**Category:** General Usage
**Created:** [August 11, 2018, 2:44pm UTC](https://discourse.julialang.org/t/precompiling-csv-failes-on-0-6/13248 "2018-08-11T14:44:57Z")
**Posts on this page:** 3
**Page:** 1

<div class="post-metadata">

### Author: ![ufechner7](https://sea2.discourse-cdn.com/julialang/user_avatar/discourse.julialang.org/ufechner7/32/51363_2.png) [@ufechner7](https://discourse.julialang.org/u/ufechner7)
#### Post date: [August 11, 2018, 2:44pm UTC](https://discourse.julialang.org/t/precompiling-csv-failes-on-0-6/13248/1 "2018-08-11T14:44:57Z")

</div>

I have the following problem:

```julia
julia> using CSV
INFO: Precompiling module CSV.
ERROR: LoadError: UndefVarError: require not defined
Stacktrace:
 [1] include_from_node1(::String) at ./loading.jl:576
 [2] include(::String) at ./sysimg.jl:14
 [3] anonymous at ./<missing>:2
while loading /home/ufechner/.julia/v0.6/DataFrames/src/DataFrames.jl, in expression starting on line 1
ERROR: LoadError: Failed to precompile DataFrames to /home/ufechner/.julia/lib/v0.6/DataFrames.ji.
Stacktrace:
 [1] compilecache(::String) at ./loading.jl:710
 [2] _require(::Symbol) at ./loading.jl:463
 [3] require(::Symbol) at ./loading.jl:405
 [4] include_from_node1(::String) at ./loading.jl:576
 [5] include(::String) at ./sysimg.jl:14
 [6] anonymous at ./<missing>:2
while loading /home/ufechner/.julia/v0.6/DataStreams/src/DataStreams.jl, in expression starting on line 248
ERROR: LoadError: Failed to precompile DataStreams to /home/ufechner/.julia/lib/v0.6/DataStreams.ji.
Stacktrace:
 [1] compilecache(::String) at ./loading.jl:710
 [2] _require(::Symbol) at ./loading.jl:463
 [3] require(::Symbol) at ./loading.jl:405
 [4] include_from_node1(::String) at ./loading.jl:576
 [5] include(::String) at ./sysimg.jl:14
 [6] anonymous at ./<missing>:2
while loading /home/ufechner/.julia/v0.6/CSV/src/CSV.jl, in expression starting on line 4
ERROR: Failed to precompile CSV to /home/ufechner/.julia/lib/v0.6/CSV.ji.
Stacktrace:
 [1] compilecache(::String) at ./loading.jl:710
 [2] _require(::Symbol) at ./loading.jl:497
 [3] require(::Symbol) at ./loading.jl:405

```

My package status:

```julia
julia> Pkg.status()
6 required packages:
 - CSV 0.1.5
 - Conda 1.0.1
 - NLsolve 1.1.1
 - NaNMath 0.3.2
 - PyPlot 2.6.0
 - Rotations 0.7.2
36 additional packages:
 - ArrayViews 0.7.0
 - BinDeps 0.8.9
 - BinaryProvider 0.3.3
 - CategoricalArrays 0.1.6
 - ColorTypes 0.6.7
 - Colors 0.8.2
 - CommonSubexpressions 0.1.0
 - Compat 1.0.1
 - DataFrames 0.0.0
 - DataStreams 0.1.3
 - DataStructures 0.8.4
 - DiffBase 0.3.2
 - DiffEqDiffTools 0.4.1
 - DiffResults 0.0.3
 - DiffRules 0.0.7
 - Distances 0.6.0
 - FixedPointNumbers 0.4.6
 - ForwardDiff 0.7.5
 - JSON 0.17.2
 - LaTeXStrings 1.0.0
 - LineSearches 4.0.0
 - MacroTools 0.4.4
 - NLSolversBase 4.4.1
 - NullableArrays 0.1.0
 - Nullables 0.0.7
 - Options 0.2.6
 - Parameters 0.9.2
 - PyCall 1.17.1
 - Reexport 0.1.0
 - SHA 0.5.7
 - SpecialFunctions 0.6.0
 - StaticArrays 0.7.2
 - StatsBase 0.6.10
 - URIParser 0.3.1
 - VersionParsing 1.1.1
 - WeakRefStrings 0.2.0

```

Any idea how to fix this problem?

---

<div class="post-metadata">

### Author: ![quinnj](https://sea2.discourse-cdn.com/julialang/user_avatar/discourse.julialang.org/quinnj/32/11_2.png) [@quinnj](https://discourse.julialang.org/u/quinnj)
#### Post date: [August 11, 2018, 2:52pm UTC](https://discourse.julialang.org/t/precompiling-csv-failes-on-0-6/13248/2 "2018-08-11T14:52:48Z")

</div>

Well, your DataFrames version is `0.0.0`, so that looks bad. I think you may have gotten things in a bad state somehow.

---

<div class="post-metadata">

### Author: ![ufechner7](https://sea2.discourse-cdn.com/julialang/user_avatar/discourse.julialang.org/ufechner7/32/51363_2.png) [@ufechner7](https://discourse.julialang.org/u/ufechner7)
#### Post date: [August 11, 2018, 2:58pm UTC](https://discourse.julialang.org/t/precompiling-csv-failes-on-0-6/13248/3 "2018-08-11T14:58:59Z")

</div>

I removed the package NLsolve and now it works. But why? And a week ago using both NLsolve and CSV worked. But now NLSolve is downgrading CSV from 2.5 to 1.5.  
Any idea?