July 6 :
init_OSC
empty
compiling class library...
	NumPrimitives = 665
	compiling dir: '/usr/share/SuperCollider/SCClassLibrary'
	compiling dir: '/usr/share/SuperCollider/Extensions'
	pass 1 done
   at '/usr/share/SuperCollider/Extensions/Mathlib/Solver/Solver.sc' line 52 char 56
code -54
   in file '/usr/share/SuperCollider/Extensions/Mathlib/Solver/Solver.sc' line 52 char 56
ERROR: Parse error
   in file '/usr/share/SuperCollider/Extensions/Mathlib/Solver/Solver.sc' line 52 char 56
  line 52 char 56

                    ++ [{ arg...args; af.(*args) }];
------------------------
ERROR:file '/usr/share/SuperCollider/Extensions/Mathlib/Solver/Solver.sc' parse failed
error parsing
ERROR: Cannot find superclass 'Solver' for class 'euler'
     in file '/usr/share/SuperCollider/Extensions/Mathlib/Solver/Solver.sc' 
   line 141 char 14
  Euler : Solver {
------------------------
ERROR: Cannot find superclass 'Solver' for class 'RK'
     in file '/usr/share/SuperCollider/Extensions/Mathlib/Solver/Solver.sc' 
  line 79 char 11:
   RK : Solver {
------------------------
ERROR: Cannot find superclass 'RK' for class 'RK2'
     in file '/usr/share/SuperCollider/Extensions/Mathlib/Solver/Solver.sc' 
  line 125 char 8:
  RK2 : RK {
------------------------
ERROR: Cannot find superclass 'RK' for class 'RK3'
     in file '/usr/share/SuperCollider/Extensions/Mathlib/Solver/Solver.sc' 
   line 112 char 8:
  RK3 : RK {
------------------------
ERROR: Cannot find superclass 'RK' for class 'RK4'
     in file '/usr/share/SuperCollider/Extensions/Mathlib/Solver/Solver.sc' 
   line 95 char 8:
  RK3 : RK {

   at '/JITLib/Proxy/Space/wrapForNodeProxy.sc' line 68 char 5
code-54
 in file  '/JITLib/Proxy/Space/wrapForNodeProxy.sc' line 68 char 5
ERROR: Parse error
   in file '/JITLib/Proxy/Space/wrapForNodeProxy.sc' 
   line 68 char 5

    ^
   }
-------------------------
ERROR: file '/JITLib/Proxy/Space/wrapForNodeProxy.sc' parse failed
error parsing
 at '/usr/share/SuperCollider/Extensions/MathLib/classes/Lindenmayer/extStringRewrite.sc' line 100 char 26
code -54
 in file '/usr/share/SuperCollider/Extensions/MathLib/classes/Lindenmayer/extStringRewrite.sc' line 100 char 26
ERROR: Parse error
 in file '/usr/share/SuperCollider/Extensions/MathLib/classes/Lindenmayer/extStringRewrite.sc' 
ne 100 char 26:
         ^
nval = current[0].yield;
-------------------------
ERROR: file  file '/usr/share/SuperCollider/Extensions/MathLib/classes/Lindenmayer/extStringRewrite.sc' 
ERROR: Class extension for nonexistent class 'StartRow'
   in file: '/usr/share/SuperCollider/Extensions/dewdrop_lib/ddwHUIEnhancements3.4/recursiveResize.sc'

(When I evaluate any Sc code I get ...)
Library has not been compiled successfully.