if you read into text and dump/output the text it comes with a "set" ahead. this sets the "prepend append" wrong to "prepend [text output]". maybe that´s been your problem?

-- Pasted Max  Patch, click to expand. -- 
Copy all of the following text. Then, in Max, select New From Clipboard.
----------begin_max5_patcher----------
528.3ocyVtsiaBCDF9ZVo8cvxWSiv.lCqVUo9bTUU4.SSbE1f.S2rcUe2K1N
jktsoARcR5EQS7uOvu+XFie4967vqq2AcXzCnOh77dYPwynoU7FE7vB1thJV
mYfXI7T85uh822mB1oL5s08J.0ApCc8kZopi+cP2MIbUvntrWvkUfxrdjQ0F
lpXKWt4ysPgxZIZb1vrPgjDcflZZDrJ.8oIK0vicbsBGksZpma.6Bgw9C+dc
ZZmIYBSu3OzxYUGLMuzHNrEeWF1n8i6uSGGB9+yPRgJ6EMNjPI5YgH4Q5P7I
ID4nDx3qkRnzymPBnqisA9C4Q.qbY.J7zoPjXhNDQMMxNG.sX3jbARez+w0k
WjDS4UbxoRdh9qkWqYxM5HWpVLpnWf7nhJf05tDoHZfgOIlJsnzqXhT7EfNO
skofuAtDP44F.EZ3DM+JBnH2Wo0zBMfrDwZzA2UyMRI6414Ym+A1KlRgmOk5
Efr28PHyljDDL6Sd3JPXszifnQ876wGkO5yg7WxW90yc+cgdc7S3G4s7yNJb
EW9a2gxro0c7Fp1U22VL5PapqOZx1tD5TbISwqkSFT3uNns7xRvz+AzK3kM0
C63C9+3upms0Bmi0H2Dqk8+K0nywZY2DqkNGqQWp0nojUT8kziMm6GEaux9z
VD6GMoC2fmtukyXM4TanzaBqStHr1IVK95TWqEFB+DvcviB5
-----------end_max5_patcher-----------