noteed · March 18, 2018 12:38 · Mar 18, 2018 · Mar 18, 2018 · Mar 18, 2018 · Mar 18, 2018
diff --git a/troubleshooting.md b/troubleshooting.md
@@ -79,4 +79,4 @@ Loading (above) the script in GHCi was failing, but compiling it (via `cabal ins
 :set -package mtl-2.2.1
 ```
 
-Both of them were available in my stack:8.0.2 image; I have to find out why.
+Both of them were available in my `stack:8.0.2` image; I have to find out why.
diff --git a/troubleshooting.md b/troubleshooting.md
@@ -72,7 +72,7 @@ reesd-debug/bin/reesd-debug.hs:24:36: error:
 Failed, modules loaded: none.
 ```
 
-Loading (above) the script in GHCi was failing, but compiling it (with `cabal install` was succeeding). I found out that hding mtl-2.2.2 (and exposing mtl-2.2.1) was resolving the problem, e.g. something like this in the `ghci.conf` file:
+Loading (above) the script in GHCi was failing, but compiling it (via `cabal install`) was succeeding. I found out that hding mtl-2.2.2 (and exposing mtl-2.2.1) was resolving the problem, e.g. something like this in the `ghci.conf` file:
 
 ```
 :set -hide-package mtl-2.2.2

diff --git a/troubleshooting.md b/troubleshooting.md
@@ -44,7 +44,7 @@ Hledger/Cli/DocFiles.hs:37:6: error:
 cabal: Leaving directory '/tmp/cabal-tmp-1506/hledger-1.2'
 ```
 
-Exporting the LANG environment variable did the tricl (here, using a Dockerfile):
+Exporting the LANG environment variable did the trick (here, using a Dockerfile):
 
 ```
 ENV LANG=en_US.UTF-8

diff --git a/troubleshooting.md b/troubleshooting.md
@@ -1,6 +1,6 @@
 # Haskell troubleshooting
 
-Notes about problem I had and what I did about them.
+Notes about problems I had and what I did about them.
 
 
 ## 1

diff --git a/troubleshooting.md b/troubleshooting.md
@@ -1,3 +1,9 @@
+# Haskell troubleshooting
+
+Notes about problem I had and what I did about them.
+
+
+## 1
 
 ```
 gusdev@d6a1d607e6fe:~$ cabal install newtype-generics-0.5.2.2
@@ -11,6 +17,9 @@ exist (No such file or directory)
 
 It meant that `newtype-generics-0.5.2.2` failed to download. Indeed my mirror (hackage.reesd.com) was not up-to-date.
 
+
+## 2
+
 ```
 Downloading hledger-1.2...
 Configuring hledger-1.2...
@@ -41,6 +50,9 @@ Exporting the LANG environment variable did the tricl (here, using a Dockerfile)
 ENV LANG=en_US.UTF-8
 ```
 
+
+## 3
+
 ```
 gusdev@ad10b59b282f:~$ ghci
 GHCi, version 8.0.2: http://www.haskell.org/ghc/  :? for help

diff --git a/troubleshooting.md b/troubleshooting.md
@@ -39,4 +39,32 @@ Exporting the LANG environment variable did the tricl (here, using a Dockerfile)
 
 ```
 ENV LANG=en_US.UTF-8
-```
+```
+
+```
+gusdev@ad10b59b282f:~$ ghci
+GHCi, version 8.0.2: http://www.haskell.org/ghc/  :? for help
+Prelude> :l reesd-debug/bin/
+.reesd-debug.hs.swp  reesd-debug.hs
+Prelude> :l reesd-debug/bin/reesd-debug.hs 
+[1 of 1] Compiling Main             ( reesd-debug/bin/reesd-debug.hs, interpreted )
+
+reesd-debug/bin/reesd-debug.hs:24:36: error:
+    • No instance for (Control.Monad.State.Class.MonadState
+                         Postgres (Handler b Postgres))
+        arising from a use of ‘get’
+    • In the second argument of ‘with’, namely ‘get’
+      In the expression: with database get
+      In an equation for ‘getPostgresState’:
+          getPostgresState = with database get
+Failed, modules loaded: none.
+```
+
+Loading (above) the script in GHCi was failing, but compiling it (with `cabal install` was succeeding). I found out that hding mtl-2.2.2 (and exposing mtl-2.2.1) was resolving the problem, e.g. something like this in the `ghci.conf` file:
+
+```
+:set -hide-package mtl-2.2.2
+:set -package mtl-2.2.1
+```
+
+Both of them were available in my stack:8.0.2 image; I have to find out why.
diff --git a/troubleshooting.md b/troubleshooting.md
@@ -0,0 +1,42 @@
+
+```
+gusdev@d6a1d607e6fe:~$ cabal install newtype-generics-0.5.2.2
+Resolving dependencies...
+Downloading newtype-generics-0.5.2.2...
+Failed to install newtype-generics-0.5.2.2
+Build log ( /home/gusdev/.cabal/logs/newtype-generics-0.5.2.2.log ):
+/home/gusdev/.cabal/logs/newtype-generics-0.5.2.2.log: openFile: does not
+exist (No such file or directory)
+```
+
+It meant that `newtype-generics-0.5.2.2` failed to download. Indeed my mirror (hackage.reesd.com) was not up-to-date.
+
+```
+Downloading hledger-1.2...
+Configuring hledger-1.2...
+Building hledger-1.2...
+Failed to install hledger-1.2
+Build log ( /home/gusdev/.cabal/logs/hledger-1.2.log ):
+cabal: Entering directory '/tmp/cabal-tmp-1506/hledger-1.2'
+Configuring hledger-1.2...
+Building hledger-1.2...
+Preprocessing library hledger-1.2...
+[ 1 of 23] Compiling Text.Tabular.AsciiWide ( Text/Tabular/AsciiWide.hs, dist/build/Text/Tabular/AsciiWide.o )
+[ 2 of 23] Compiling Paths_hledger    ( dist/build/autogen/Paths_hledger.hs, dist/build/Paths_hledger.o )
+[ 3 of 23] Compiling Hledger.Cli.Version ( Hledger/Cli/Version.hs, dist/build/Hledger/Cli/Version.o )
+[ 4 of 23] Compiling Hledger.Cli.DocFiles ( Hledger/Cli/DocFiles.hs, dist/build/Hledger/Cli/DocFiles.o )
+
+Hledger/Cli/DocFiles.hs:37:6: error:
+    * Exception when trying to run compile-time code:
+        /tmp/cabal-tmp-1506/hledger-1.2/doc/hledger.1: hGetContents: invalid argument (invalid byte sequence)
+      Code: (>>=) makeRelativeToProject "doc/hledger.1" embedStringFile
+    * In the untyped splice:
+        $(makeRelativeToProject "doc/hledger.1" >>= embedStringFile)
+cabal: Leaving directory '/tmp/cabal-tmp-1506/hledger-1.2'
+```
+
+Exporting the LANG environment variable did the tricl (here, using a Dockerfile):
+
+```
+ENV LANG=en_US.UTF-8
+```