Today I got an error with the landscape shader for the first time I used the landscape shader so far. Is this log of any help, Peter?

[17:02:46]  gl: Texturing uses 29 slots at 512x512, 4 levels (44 MB total)
[17:02:46]   gl: Compiling vertex shader 0:
[17:02:46] (0) : error C1021: operands to "[]" must be integral
[17:02:46] (0) : error C1021: operands to "[]" must be integral
[17:02:46] (0) : error C1021: operands to "[]" must be integral
[17:02:46] (0) : error C1021: operands to "[]" must be integral
[17:02:46]   gl: Compiling vertex shader 1:
[17:02:46] (0) : error C1021: operands to "[]" must be integral
[17:02:46] (0) : error C1021: operands to "[]" must be integral
[17:02:46] (0) : error C1021: operands to "[]" must be integral
[17:02:46] (0) : error C1021: operands to "[]" must be integral
[17:02:46]   gl: Compiling vertex shader 2:
[17:02:46] (0) : error C1021: operands to "[]" must be integral
[17:02:46] (0) : error C1021: operands to "[]" must be integral
[17:02:46] (0) : error C1021: operands to "[]" must be integral
[17:02:46] (0) : error C1021: operands to "[]" must be integral
[17:02:46]   gl: Compiling vertex shader 3:
[17:02:46] (0) : error C1021: operands to "[]" must be integral
[17:02:46] (0) : error C1021: operands to "[]" must be integral
[17:02:46] (0) : error C1021: operands to "[]" must be integral
[17:02:46] (0) : error C1021: operands to "[]" must be integral
[17:02:46]   gl: Compiling vertex shader 4:
[17:02:46] (0) : error C1021: operands to "[]" must be integral
[17:02:46] (0) : error C1021: operands to "[]" must be integral
[17:02:46] (0) : error C1021: operands to "[]" must be integral
[17:02:46] (0) : error C1021: operands to "[]" must be integral
[17:02:46]   gl: Compiling vertex shader 5:
[17:02:46] (0) : error C1021: operands to "[]" must be integral
[17:02:46] (0) : error C1021: operands to "[]" must be integral
[17:02:46] (0) : error C1021: operands to "[]" must be integral
[17:02:46] (0) : error C1021: operands to "[]" must be integral
[17:02:46]   gl: Compiling vertex shader 6:
[17:02:46] (0) : error C1021: operands to "[]" must be integral
[17:02:46] (0) : error C1021: operands to "[]" must be integral
[17:02:46] (0) : error C1021: operands to "[]" must be integral
[17:02:46] (0) : error C1021: operands to "[]" must be integral
[17:02:46]   gl: Compiling vertex shader 7:
[17:02:46] (0) : error C1021: operands to "[]" must be integral
[17:02:46] (0) : error C1021: operands to "[]" must be integral
[17:02:46] (0) : error C1021: operands to "[]" must be integral
[17:02:46] (0) : error C1021: operands to "[]" must be integral
[17:02:46]   gl: Failed to link shader!
[17:02:46] FATALER FEHLER: [!] Could not initialize landscape shader!
[17:02:46] FATALER FEHLER: Fehler beim Landschaftsgenerator.