OBS out of memory

Open Broadcaster Software v0.447a - 32bit (´・ω・｀)
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CPU Name: Intel(R) Core(TM) i5 CPU         750  @ 2.67GHz
CPU Speed: 4013MHz
Physical Memory:  4095MB Total, 4095MB Free
stepping id: 5, model 14, family 6, type 0, extmodel 0, extfamily 0, HTT 1, logical cores 4, total cores 4
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Adapter 1
  Video Adapter: AMD Radeon HD 6800 Series
  Video Adapeter Dedicated Video Memory: 1057464320
  Video Adapeter Shared System Memory: 4025509888
Send Buffer Size: 1460
=====Stream Start=====================================================================
  Multithreaded optimizations: On
  Base resolution: 1280x720
  Output resolution: 1280x720
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Loading up D3D10...
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Using auxilary audio input: Microphone (VIA High Definition Audio)
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Audio Encoding: AAC
    bitrate: 128
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Video Encoding: x264
    fps: 30
    width: 1280, height: 720
    quality: 8
    preset: veryfast
    i444: no
    max bitrate: 2500
    buffer size: 2500
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using shared texture capture

Error: Out of memory