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Diffstat (limited to 'src/examples/rrdHeaderInfo.html')
-rw-r--r-- | src/examples/rrdHeaderInfo.html | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/src/examples/rrdHeaderInfo.html b/src/examples/rrdHeaderInfo.html index 3a772d7..c0feddb 100644 --- a/src/examples/rrdHeaderInfo.html +++ b/src/examples/rrdHeaderInfo.html @@ -102,6 +102,10 @@ // and performs the update of the Web page function update_info_handler(bf) { var rrd_data=undefined; + if (bf.getLength()<1) { + alert("File "+fname+" is empty (possibly loading failed)!"); + return 1; + } try { var rrd_data=new RRDFile(bf); } catch(err) { |