Installing issues on Mac, OS X version 10.6.8, Snow Leopard, can you help?

Hello,

I downloaded Draftsight yesterday and installed it on my Mac,  OS X 10.6.8, Snow Leopard.

After installing, when launching I am getting this error message:

 

Process:         DraftSight [865]

Path:            /Applications/DraftSight.app/Contents/MacOS/DraftSight

Identifier:      com.3ds.draftsight

Version:         ??? (???)

Code Type:       X86-64 (Native)

Parent Process:  launchd [108]

 

Date/Time:       2015-01-27 10:32:30.032 -0500

OS Version:      Mac OS X 10.6.8 (10K549)

Report Version:  6

 

Interval Since Last Report:          1216 sec

Crashes Since Last Report:           1

Per-App Crashes Since Last Report:   1

Anonymous UUID:                      C5360AF2-2209-464B-9E96-B5B3375AD8BE

 

Exception Type:  EXC_BREAKPOINT (SIGTRAP)

Exception Codes: 0x0000000000000002, 0x0000000000000000

Crashed Thread:  0

 

Dyld Error Message:

  Library not loaded: /usr/lib/libc++.1.dylib

  Referenced from: /Applications/DraftSight.app/Contents/MacOS/../Frameworks/QtWebKitWidgets

  Reason: image not found

 

Binary Images:

    0x7fff5fc00000 -     0x7fff5fc3bdef  dyld 132.1 (???) /usr/lib/dyld

 

Model: MacBookPro6,2, BootROM MBP61.0057.B0C, 2 processors, Intel Core i7, 2.66 GHz, 4 GB, SMC 1.58f17

Graphics: NVIDIA GeForce GT 330M, NVIDIA GeForce GT 330M, PCIe, 512 MB

Graphics: Intel HD Graphics, Intel HD Graphics, Built-In, 288 MB

Memory Module: global_name

AirPort: spairport_wireless_card_type_airport_extreme (0x14E4, 0x93), Broadcom BCM43xx 1.0 (5.10.131.42.4)

Bluetooth: Version 2.4.5f3, 2 service, 12 devices, 1 incoming serial ports

Network Service: Ethernet, Ethernet, en0

Network Service: AirPort, AirPort, en1

Serial ATA Device: Hitachi HTS545050B9SA02, 465.76 GB

Serial ATA Device: MATSHITADVD-R   UJ-898

USB Device: Hub, 0x0424  (SMSC), 0x2514, 0xfa100000 / 2

USB Device: Internal Memory Card Reader, 0x05ac  (Apple Inc.), 0x8403, 0xfa130000 / 5

USB Device: Apple Internal Keyboard / Trackpad, 0x05ac  (Apple Inc.), 0x0236, 0xfa120000 / 4

USB Device: BRCM2070 Hub, 0x0a5c  (Broadcom Corp.), 0x4500, 0xfa110000 / 3

USB Device: Bluetooth USB Host Controller, 0x05ac  (Apple Inc.), 0x8218, 0xfa113000 / 6

USB Device: Hub, 0x0424  (SMSC), 0x2514, 0xfd100000 / 2

USB Device: IR Receiver, 0x05ac  (Apple Inc.), 0x8242, 0xfd120000 / 4

USB Device: Built-in iSight, 0x05ac  (Apple Inc.), 0x8507, 0xfd110000 / 3

 

 

I was wondering if any of you encounter similar issues or have any idea how this can be solved.

Thank you in advance.

Best regards,

Maxime